tìm và sửa lỗi sai trong câu 1. Our new car is hard to drive than our old car 2. We are going to study tonight until w...

Luyện tập tổng hợp

Bạn chưa đăng nhập. Vui lòng đăng nhập để hỏi bài

Lê Tường Vy

18 tháng 8 2017 lúc 15:47

tìm và sửa lỗi sai trong câu

1. Our new car is hard to drive than our old car

2. We are going to study tonight until we will finish our homework

3. You should take a taxi although it's raining hard

3. We are made doing all the cleaning in the house

5. Mary and her sister studied biology last weekend , so does Jane

6. Different kinds of newspapers arranging on the shelves

7. The novel writing by Mark Twain attracts a lot of children

8. What happens to the grass when it is sending to the library?

9. Last weekend , my techer took us to the making-car factory near our school

10. there are a lot of food in the fridge, so help yourself

Lớp 7 Tiếng anh Luyện tập tổng hợp

_silverlining

18 tháng 8 2017 lúc 15:50

tìm và sửa lỗi sai trong câu

1. Our new car is hard=> HARDER to drive than our old car

2. We are going to study tonight until we will=> BỎ WILLfinish our homework

3. You should take a taxi although it's raining hard

=> BECAUSE

3. We are made doing all the cleaning in the house

DOING=> TO DO

5. Mary and her sister studied biology last weekend , so does Jane

DOES => DID

6. Different kinds of newspapers arranging on the shelves

ARRANGING => ARE BEING ARRANGED

7. The novel writing by Mark Twain attracts a lot of children

WRITING => WRITTEN

8. What happens to the grass when it is sending to the library?

SENDING => SENT

9. Last weekend , my techer took us to the making-car factory near our school

MAKING - CAR => CAR-MAKING

10. there are a lot of food in the fridge, so help yourself

ARE => IS

Đúng 0

Bình luận (0)

Linh Diệu

18 tháng 8 2017 lúc 15:50

tìm và sửa lỗi sai trong câu

1. Our new car is hard=>harder to drive than our old car

2. We are going to study tonight until we will finish=>finish our homework

3. You should take a taxi although=>because it's raining hard

3. We are made doing=>to do all the cleaning in the house

5. Mary and her sister studied biology last weekend , so does=>did Jane

6. Different kinds of newspapers arranging=> are arranged on the shelves

7. The novel writing=>written by Mark Twain attracts a lot of children

8. What happens to the glass when it is sending=>sent to the library?

9. Last weekend , my techer took us to the making-car=>car-making factory near our school

10. there are=>is a lot of food in the fridge, so help yourself

Đúng 1

Bình luận (0)

Hồ Nghĩa Cảnh

16 tháng 8 2019 lúc 7:32

https://i.imgur.com/ddC3iII.jpg

Đúng 0

Bình luận (0)

Hồ Nghĩa Cảnh

16 tháng 8 2019 lúc 7:32

https://i.imgur.com/BVTe4GQ.jpg

Đúng 0

Bình luận (0)

Các câu hỏi tương tự

Trần Thị Thu An

3 tháng 12 2016 lúc 13:21

Ex1 : Mỗi câu có một lỗi sai , em hãy tìm và chữa lại cho đúng :1 : Our new car is hard to drive than our old class2 : We are going to study tonight until we will finish our homework3 : You should take a taxi although its raining hard4 : There are a lot of food fridge , so help yourself 5 : Last weekend , my teacher took us to the making - car factory near our school6 : We are made doing all the cleaning in the house7 : Mary and her sister studied biology last year , so does Jane8 : Different k...

Đọc tiếp

Ex1 : Mỗi câu có một lỗi sai , em hãy tìm và chữa lại cho đúng :

1 : Our new car is hard to drive than our old class

2 : We are going to study tonight until we will finish our homework

3 : You should take a taxi although it's raining hard

4 : There are a lot of food fridge , so help yourself

5 : Last weekend , my teacher took us to the making - car factory near our school

6 : We are made doing all the cleaning in the house

7 : Mary and her sister studied biology last year , so does Jane

8 : Different kinds of newspapers arranging on the shelves

9 : The novel writting by Mark Twain attracts a lot of children

10 : What happens to the grass when it is sending to the library ?

Giúp mình nha các bạn!!

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

Hồng anh

12 tháng 7 2016 lúc 11:03

Bài 1: Cho các từ : also,on ,in,love,because,different, borrow, newspapers hãy điền vào chỗ trống thik hợp My school library is big .all the teachers and students come there to read and ........ books.Many kinds of books for students from Grade 6 to Grade 9 are ........the shelves in different sections,such as math,physics, chemistry, biology, and English books.there are ...........a lot of readers, novels and reference books .On the larger and long table ........the middle of the room are many...

Đọc tiếp

Bài 1: Cho các từ : also,on ,in,love,because,different, borrow, newspapers hãy điền vào chỗ trống thik hợp

My school library is big .all the teachers and students come there to read and ........ books.Many kinds of books for students from Grade 6 to Grade 9 are ........the shelves in different sections,such as math,physics, chemistry, biology, and English books.there are ...........a lot of readers, novels and reference books .On the larger and long table ........the middle of the room are many kind of .........and magazines.

We often go to the school library to read books and study our lessons. It is .........from our classrooms............ it is a quiet place to study.I think the library is very helpful in developing our...........of books.

Bài 2 : viết lại các câu bằng những từ gợi ý sao cho nghĩa k đổi

1 there is not a Math class today.

We don't

2 there is a big library in Lan'school

Lan'school

3 the school library has over five thousand books

There are

4 i like math more than any other subjects

Math is my

5 these racks are on the left.they have magazines

These racks on

6 those shelves are on the right. They have math and science books.

Those shelves on

7 the science books are on the shelves on the right.they are very interesting.

The science books on the shelves

8 the girl is on the right corner of the room.She is Mai

The girl on

Bài 3 dùng các từ gợi ý sắp xếp câu hoàn chỉnh

1 Literature / I/ read/books/write/what/I/read

2 these racks/left/magazines/and /those racks/right/newspapers

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

Trúc Nguyễn

8 tháng 7 2017 lúc 21:25

My name is Nam. Last weekend, I visited the countryside ________ (1) my classmates. The place is not very far ________ (2) our town. We came there by bus, a journey of two hours. On arriving there, we ________ (3) straight to our friend’s house. He is Trung whose parents _______ (4) farmers _________(5) in the countryside. We drank coconut milk and _________ (6) a lot of country pancakes. After that we went flying kites in a paddy _________ (7) then we (8)_______ swimming in the river near Trung...

Đọc tiếp

Finally, in the afternoon we _________ (9) the countryside for the town. And reached home at about 6 p.m. We really had a lot of fun. The countryside is wonderful to me. It has ______ (10) beautiful and interesting places than in the town.

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

Huyền Anh Kute

4 tháng 3 2017 lúc 20:43

Viết lại câu sử dụng In spite of/ Despite: 1. Although the children ate all the cakes, they didnt like such sweet cakes. 2. The little boy ran out of the house although it started raining. 3. My mother bought me some story books although I didnt enjoy reading book at all. 4. My parents are going to plant a lot of flowers in the garden although the soil there is not fertile. 5. Although it snowed, they didnt wear enough heavy clothes to keep themselves warm. 6. She still cried for food alth...

Đọc tiếp

Viết lại câu sử dụng In spite of/ Despite:

1. Although the children ate all the cakes, they didn't like such sweet cakes.

2. The little boy ran out of the house although it started raining.

3. My mother bought me some story books although I didn't enjoy reading book at all.

4. My parents are going to plant a lot of flowers in the garden although the soil there is not fertile.

5. Although it snowed, they didn't wear enough heavy clothes to keep themselves warm.

6. She still cried for food although her father gave her some bread.

7. My classmates waited for the teacher outside although it got cold and dark.

8. Although the trip to Da Lat was cancelled because of the bad weather, the children still though that they could go there.

9. Although our teacher didn't feel well, she helped us to finish our project.

10. Although these students tried their best, they couldn't pass the final examination.

11. They spent a lot of money on toys although they got lots from their grandparents and parents on their birthday.

12. We are not allowed to watch television late although there are many interesting films on TV by that time.

18. He drove his car home by himself although he was drunk last night.

help me!!!

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

Nguyễn Quốc Lộc

12 tháng 7 2016 lúc 9:38

I. Điền vào mỗi chỗ trống Một từ thích hợp.My school library (1) .......................... very big. It is (2) ............................ the right of the lab. Every day, a lot of students come there to read books and magazines. There (3) ........................... hundreds of book of all kinds. English books are (4) ....................... the shelves (5) ..................... the right. Those shelves on the left (6) ........................... science books : chemistry, (7) ..................

Đọc tiếp

I. Điền vào mỗi chỗ trống Một từ thích hợp.

My school library (1) .......................... very big. It is (2) ............................ the right of the lab. Every day, a lot of students come there to read books and magazines. There (3) ........................... hundreds of book of all kinds. English books are (4) ....................... the shelves (5) ..................... the right. Those shelves on the left (6) ........................... science books : chemistry, (7) ........................, and biology. In the (8) ........................ of the library, there are two racks (9) ............................... magazines and newspapers. We like reading all the books there (10) ............................... they are very interesting and useful.

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

Trần An

25 tháng 11 2016 lúc 12:44

our family have a plan to go sightseeing in Hanoi for two days.We are going to stay in my aunt's house. On the first day, we are going to the Thu Le zoo,Sword Lake,West Lake.We are also going to enjoy some kinds of food such as Nem,Pho,On the second day, we are going to watch a film at the National Cinema Center..And we are going to supermarkets to buy souvenirs for our relartives and friends.And then our family going to home by car.

Dich ho nha

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

dark magidian

25 tháng 7 2018 lúc 11:34

Passive(cont ) They speak English all over the world He uses milk for making butter and cheese Does anyone answer my question? People always admire this picture her mother will take her to the hospital next week They made the fire in the traditional way The children are decorating the sitting-room Parents look after their children They made their friends feel comfortable at the party 0.She cleans the floor twice a day 1.We are doing our homework in the room 2.Hell solve the problem s...

Đọc tiếp

Passive(cont )

They speak English all over the world

He uses milk for making butter and cheese

Does anyone answer my question?

People always admire this picture

her mother will take her to the hospital next week

They made the fire in the traditional way

The children are decorating the sitting-room

Parents look after their children

They made their friends feel comfortable at the party

0.She cleans the floor twice a day

1.We are doing our homework in the room

2.He'll solve the problem soon

3.He is writing a book o biology

4.The teacher is explaining the lesson to him

5.They don't teach French in this school

6.Nam can answer most of the questions

7.Miss Thanh taught me to draw the Christmas cards

8.Santa Claus gave children presents onChirismas Eve

9.They don't grow coffe on this farm

10.Do you often have bread and milk for your breakfast?

11.This boy broken my window last night

12.We will meet him at the airport

13.My father often buys me math magazine on his way home every day

14.Are the studens doing the experiments in the laboratory at the moment?

15.They have known him well

16.They will transport oranges from Valencia to Germany in a special crates

17.You must do this work right now

18.My sister didn't gave me a new pair of jeans on my fifteen birthday

19.The workers are building a supermarket on our street

20.You mustn't use this machine after 5:30 pm

21.Did people make jeans two hundred years ago?

32.We are going to grow flower in the front garden

33.Heve you learned English for three years?

34.How do they book this kind of food?

35.What are the boys doing over there?

36.When I came,he was repairting the computer

37.They will luagh t you if you wear that silly hat

38.How do people learn English?

39.Where did you take these photographs?

40.No-one has seen Peter since last week

41.My sister was doing her homework at the moment last

42.We had to finish our work on time

43.They have built that building for 3 months

44.The students used to play marbles at recess when they were in grade 9

45.Thay has had lunch when we came

46.Hoa has just received her mother's letter

47.They are going to join English speaking club tomorrow morning

48.Are they plating trees in the garden?

49.A painter painted our house last month.We.......

50.My brother used to eat a lot of meat when he was a student

51.Will you translate these instructions into Vietnamese for me?

52. You should keep the flowers in a warm sunny place

53.Did they win the games?

54.The hairdresser is cutting my hair this afternoon

55.People say that John Wilson lives in New York

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

Quang Anh

14 tháng 4 2018 lúc 16:19

ai giúp mình đ.c k? thank a lot 1,Put the verbs in brackets in their correct form 1, If we (not) ___ on electricity, there will be power cuts 2, I hope he (finish) __ his homework before we (get)___ back 3, If we sit too far away from the screen I (not be) ___ able to see the film 4, Listen to those people! What langauge they (speak)___? 5,It is an awful fim. It (be)___the worst film that I ever (see)___ 6,Khanh usually (play)____ football with his friends after school, but yesterday he (...

Đọc tiếp

ai giúp mình đ.c k? thank a lot

1,Put the verbs in brackets in their correct form

1, If we (not) ___ on electricity, there will be power cuts

2, I hope he (finish) __ his homework before we (get)___ back

3, If we sit too far away from the screen I (not be) ___ able to see the film

4, Listen to those people! What langauge they (speak)___?

5,It is an awful fim. It (be)___the worst film that I ever (see)___

6,Khanh usually (play)____ football with his friends after school, but yesterday he (not play )___ as he was tired

7,After three days of rain, I'm glad the sun (shine)___ again today

8, ___ I know from my experience that (gain)___ a good knowledge of a foreign language, one must work hard at it every day.

9, I (repaint) ___ the walls. They lock great! The room (be)___ much lighter now.

10, Someone (steal) ___ your car if you leave it unlicked

11, If he (wash) ___ my car , I'll give him $10

12, They'll be very angry if she (make)___ any more mistakes

13, If you are late, they (not let)___ you in.

14, If lend you $10, when ___ you (repay)____ me?

15, If I find your passport, I (telephone)____ you at once

16,He will ruin his eyes if he (read)____ in bad light

17, If I tell you a secrect, ___you (promise)___ mot to tell it to anyone else?

18, If I see him, I (give) ___him a lift

19, If he (be) ___ late, we'll go without him

2,Give the correct form of the words in brackets to finish the letter

Dear Kay,

Isabella and I are having the (good)___ holiday of our life! We are in Vinabliss Resort, one of the (lovely)__ islands in the Eastern Sea. Although it is much (small)___ than Vinaland, there seems to be (much)___ to do than in Vinaland. Moreover, the people here seem to be (friendly)___ than those on other islands. We are staying in the (modem)___ hotel I have ever seen. It is far(comfortable)___ than any other and it is even (big)___ than the world-famous Calton hotel .The (near)___ beach is (little)___ than a hundred metres away, so we can swimin a lot. It's really good and I want you to be here with us.

Love,

Maltida

3,Choose a suitable word from the box put in each blank to finish the passage

from	means	in	waste	possible
wind	should	green	However	who

Much of our waste, especially waste (1)___ factories, electric-poweres stations, the chemica indusrty and heavy industry, is very dangerous. Fish die (2)___ the lakes, rivers and seas; forest trees die, too. Much of this dangerous (3)____ goes into the air and is carried by the (4)___for great distances.

The Earth is our home. We (5)___ take care of it, for ourselves, and for our children and grandchidren. This (6)___ we have to keep our enviroment (7)___ and clean. The importance of this task is pointed out by ecologists-the scientists (8)___ study the relations between living things and the enviroment . (9)___, each of us must do everything (10)__ to keep the land, air and water clean

trees	metal	protect	damage	recycle	enviroment
danger	rubbish	save	animals

11, Some factories ___ empty bottles and cans

12,We shouldn't ___ forests.

13, It's important o ___ our skin from harmful effects from the sun

14, ___, paper and glass can e recycle

15, We should plant more ____ in our city

16, We have to do everything to ____ the environment

17, Some animals in the world are in ____ now

18, Don't throw ____ in the streets

19, People are doing a lot of things to damage the ____

20, We are destroying wild ____ and plants

4, Join the pairs of sentences, using the suggestions given in brackets

1, I must ring john. i won't forget, I hope.(I hope I....)

2, His uncle helped him. He was able to finish his course.(Because....)

3,I think we should go ahead. No one disapproves of the plan.(As..)

4, It was raining heavily. They continued to play tennis. (Although ...)

5, "Ambulance" is written backwawrds. You can read it in the mirror (....so....)

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

Lưu Phương Anh

24 tháng 3 2020 lúc 18:57

Đọc tiếp

I. Find the word which has different sound in the part underlined. 1. A. brainstorm B. sailing C. railway D. captain 2. A. plane B. safety C. traffic D. station 3. A. vehicle B. mention C. enter D. helicopter 4. A. happy B. house C. here D. hour 5. A. maps B. papers C. cats D. books 6. A. started B. decided C. worked D. waited 7. A. played B. closed C. filled D. needed 8. A. frightened B. amazed C. disappointed D. terrified 9. A. thread B. beam C. breath D. stead 10. A. naked B. booked C. worked D. walked II.Choose the correct answer to complete each following sentence by circling A, B, C or D. 1. Linda used to ________ morning exercise when she got up early. A. did B. does C. doing D. do 2. My mum __________the bus to work every day, but I cycle. A. catches B. drives C. goes D. runs 3. You should look right and left when you go ________the road. A. down B. across C. up D. along 4. Bus is the main public ________in Viet Nam. A.travel B. tricycle C. transport D. vehicle 5. The play was so boring. ________, An saw it from beginning to end. A. Therefore B. Despite C. However D. Although 6. She’s sure that they will find the film_________. A. entertaining B. entertain C. entertainment D. entertained 7. – “ Do you like seeing a film?” – “_________________” A. No, I don’t like it at all B. Sure. What film shall we see? C. Who is in it? D. I’m sorry, I can’t. 8. ____________ being frightened by the images, Lan still liked the film so much. A. In spite B. Despite C. Although D. Nevertheless 9. ____________ is La Tomatina celebrated? – Every August. A. Where B. Why C. When D. Which 10. My father liked the ____________ of that singer. A. perform B. performer C. performance D. performing 11. Does your bike ever ________ down on the way to school. A. break B. take C. do D. turn 12. I __________go on foot when I was in primary school. A. used to B. break C. can D. may 13. Give a________ before you turn left or right. A. signal B. turn C. sound D. sign 14.In the party last night, she looked in a red dress. A. love B. lovely C. loving D. lovelily 15. Is Minh with the final semester‘s result? B. Satisfy B. satisfied C. satisfying D. be satisfying 16. The ending of the film is All audiences are very sad. A.disappointed B. satisfying C. disappointing D. satisfied 17. This is a film and it makes me cry a lot. A.funny B. moving C. comedy D. excited 18. he is a CEO and earns a lot of money, he is very mean. A. Because B. Although C. Despite D. Because of 19.This is a(n) on real life during wars in Vietnam in 1945. A. horror film B. sci-fi C. comedy D. documentary 20.He the Oscar Prize as the best actress this year. A. wins B. acts C. performs D. directs 21. She is hard working , she isn‘t lucky in examinations. A.Therefore B. But C. However D. So 22. She decided to quit this job the low salary. A.because of B. despite C. because D. although 23. Minh used to jigsaw puzzles in his spare time. A. do B. does C. doing D. did 24. Public in this city is quite good, and it‘s not expensive. A. vehicle B. travel C. transport D. journey 25. It‘s about 2 kilometers ………………my house school. A. between/and B. from/to C. between/to D. from/ and III. Put the correct form of the verb in brackets. 1.Nam often ( play) ________________________ soccer in the afternoon. 2.My father used to (go) _____________________swimming when he was a child. 3.What about ( go) ____________________ to the zoo on Sunday evening ? 4. Tien Dung goalkeeper ( live ) _____________________ Thanh Hoa city since 1997. 5.I used to ( go) ____________________ to the zoo on Sundays when I was a child. 6.Xuan Truong footballer ( play) ________________________ soccer beautifully last Saturday. 7.Nam used to (go) _____________________fishing when he was a child. 8.They (learn ) _____________________ English for five years. 9.How about ( go) ____________________ to the zoo on Sunday evening ? 10.Quang Hai footballer ( play) ________________________ soccer beautifully last Saturday. 11.I ( meet ) ______________________ her at the movie theater last night. 12.He ( go ) ___ to the English club every Sunday. But last Sunday he ( not go ) ________ there, he went to the City’s museum. 13.Two years ago, she ( teach ) ______________________ at a village school. 14.What __________you (do) ____________ yesterday morning? 15.We ( travel ) ______________________ to Hue next month. 16.My mother ( not like ) ______________________ riding a motorbike. 17.When my father was young, he (drink ) _____________________ a lot of beer. 18.Nam ( study ) ______________________ homework in the living room now. 19.Be careful ! The car ( come ) ______________________ . 20.My mother ( go ) ______________________ to the supermarket yesterday evening. IV. Find and correct a mistake in each sentence 1. Use roads careful so we may be able to use them for a long time. 2. I saw some cars stop by the police. 3. The car was too expensive for him buying. 4. My father is a careful driver and he doesn’t drive too fast or dangerous. 5. On the way we passed, there were many interested sights. 6. The old house in the end of the road has been sold. 7. Despite of taking a taxi, he arrived late. 8. The gate are closed so that the children can’t run into the road. 9. The train had just left when I arrive at the station. V: Make one sentence from two. Use the word(s) in brackets in your sentences. 1. I couldn't sleep. I was very tired. Despite I couldn't sleep despite being vey tired. 2. They have very little money. They are happy. In spite of ....................................................................................................................................... 3. My foot was injured. I managed to walk to the nearest village. Although ........................................................................................................................................ 4. I enjoyed the film. The story was silly. In spite of ....................................................................................................................................... 5. We live in the same street. We hardly ever see each other. Despite .......................................................................................................................................... 6. I got very wet in the rain. I was only out for five minutes. Even though .................................................................................................................................. VI. Rewrite sentences with In spite of / Despite /because / because of 1. Although Tom was a poor student, he studied very well. In spite of _______________________________________________________________ 2. Mary could not go to school because she was sick. Because of _______________________________________________________________ 3. Although the weather was bad, she went to school on time. Despite _______________________________________________________________ 4. Because there was a big storm, I stayed at home. Because of _______________________________________________________________ 5. In spite of his good salary, Tom gave up his job. Although_______________________________________________________________ 6. He is so young. His acting is excellent. Although___________________________________________________________________ 7. The film poster is fascinating. I don't want to see this film. In spite of___________________________________________________________________ 8. Although our plan is careful, we made some mistakes. Despite______________________________________________________________ VII. Read the following passage and choose the best answer Making a film takes a long time and is very hard work. Writing the story for the film may take many weeks. Filming the story, or shooting the film, often takes at least six months. Actors and cameramen work from very early in the morning until late at night. Each scene has to be acted and re-acted, filmed and re-filmed, until it is just fine. Sometimes the same scene has to be acted many times. The film studio is like a large factory, and the indoor stages are very big indeed. Scenery of all kinds is made in the studio. Churches, houses, and forests are all built of wood and cardboard. Several hundred people work together to make one film. Some of these people are the actors and actresses. The director of the film, however, is the most important person in a film studio. He decides how the scenes should be filmed and how the actors should act. Most people go to see a film because they know the film stars are in it. Sometimes the film may be very poor. It is best to choose a film made by a good director. Some famous directors make their films very real; people feel that they themselves are among the people in the films. 1. Shooting a film often takes…………………. A. less than six months B. at least six months C. many weeks D. from early in the morning until late night 2. Some scenes have to be filmed many times because……………. A. it takes a long time to make a film B. it is often difficult to make them just right C. many people work together D. the film is poor 3. Which of the following is compared to a factory? A. The film studio B. The indoor stage C. The scenery D. A poor film 4. The director of a film………………… A. is always an actor B. makes the scenery C. is a film star D. says how each scene should be filmed 5. We should choose a film which…………………. A. has actors we know B. seems very real C. takes a long time to make D. is made by a good director 6. Which of the following statements is NOT true? A. Writing the story for the film is a part of making a film. B. The indoor stages in the film studio are very big. C. All of the people in film making are actors and actresses. D. Shooting the film often takes many months. 7. The best title for the passage is "________ ". A. Writing the Story B. Actors and Actresses C. A Director D. Making a Film

Xem chi tiết

Lớp 7 Tiếng anh Luyện tập tổng hợp

Luyện tập tổng hợp

Khoá học trên OLM (olm.vn)

Khoá học trên OLM (olm.vn)

Luyện tập tổng hợp

Câu hỏi

Khoá học trên OLM (olm.vn)

Khoá học trên OLM (olm.vn)