1.Traveling/ train/ slower/ but/ interesting/ tranveling/ plane
Traveling by train is slower but more interesting than travelling by plane.

2.Miss/ Hue/ Take care/ sink children/ same hospital/ as/ mother
Miss Hue takes care of sick children in the same hospital as a mother.

3. Uncle/ farmer/ and/ grow/ lot/ vegetable/ his farm
Uncle is a farmer and he grows a lot of vegetable on his farm.

4.It/difficult/ find/ apartment/ Ho Chi Minh City?
Is it difficult to find an apartment in Ho Chi Minh City ?

55³³ = (55³)¹¹ = 166375¹¹ 
33⁵⁵ = ( 33⁵ )¹¹ = 39135393¹¹ 
mà 166375¹¹ < 39135393¹¹ 
=> 55³³ < 33⁵⁵
Chúc bạn học tốt !

11, Ben is a   fast       (fast) runner

12, The bus was   late                   (late)

13 She works             hardly          (hard)

14, She speaks English very   well    (good)

15, She speaks very              good          (good) English

16, Her English is very             good       (good)

17, I went to bed           early       (early)

18, He was driving              dangerously          (dangerous)

19, They came in             quietly            (quiet)

20, I open the door               quietly         (quiet)
Chúc bạn học tốt ^^

Bao gạo nặng:
35 x 9 + 9 = 324 ( kg )
Cả hai bao nặng:
324 + 35 = 359 ( kg )
Đáp số: 359 kg

He often goes swimming in spring

1. We watch the news on TV at nine o'clock every night. (watch)

2. Bertha is unhappy because she doesn't know the answer. (know)

3. My father finishes work at 4.30 on Friday. (finish)

4. I don't have time for breakfast because I'm late. (have)

5. My friends and I study in the library in the evening. (study)

6. I'm sorry, Mr. Cameron doesn't live here now. (live)

7. Our cousins all speak very good Russian. (speak)

8. My aunt works in the local hospital. She's a doctor. (work)

9. Linda is in bed - she gets up late on Sundays. (get up)

10. My grandparents are 92, so they don't go out very much. (go)

B2 : Complete the text with the words below.

             cousins             daughter          niece             son              twins

Hi! My name's Maria. This is my ancle - I'm his niece. That' my mother - I'm her daughter . That's my stepfather. My stepbrother Henry is his son. Those are my uncle's children - they are our cousins. My brother and I have the same birthday - we're twins.

B3 : Put the words in the correct order to make questions.

1. football / Who / Alan / with / play / does / ?
Who does Alan play football with ?

2. father / work / Tom's / does / Where / ?
Where does Tom's father work ?

3. Sunday / you / for / have / What / do / on / lunch / ?
What do you have for lunch on Sunday? 

4. friends / When / your / study / exams / their / for / do / ?
When do your friends study for their exams ?

5. late / does / Why / everyday / Anna / arrive / ?
Why does Anna arrive late everyday ?

B4 : Choose the correct verb.

It's not fair !  My cousins don't do / prepare / use any housework !

1. favorite / school / my / favorite / subject / at / math / is .
Math is my favourite subject at school.

2. listening / is / he / music / to.
He is listening to music.

3. hot / sunny / Ha Noi / it / and / is / in
It is hot and sunny in Ha Noi. 

a, there is a cat
There is not a cat

b, there are many flowers in my garden
There are not many flowers in my garden

c,there is a tree
There is not a tree

d, there is an orange on the table
There is not an orange on the table

bài 2:điền a hoặc an

a, this is a school bag

b,that is a pen

c,it is an eraser

d,he is an engineer

e,that is an umbrella

g, mrs Lan is a teacher

a) 12 + 45 + \(\overline{6x}\) chia hết cho 3 
=> 57 + \(\overline{6x}\) chia hết cho 3 
57 chia hết cho 3 
=> \(\overline{6x}\) chia hết cho 3 
=> x = { 0 ; 3; 6 ; 9 } 
b) 18 + 27 + \(\overline{1x9}\) chia hết cho 9 
=> 45 + \(\overline{1x9}\) chi hết cho 9 
45 chia hết cho 9 
=> \(\overline{1x9}\) chia hết cho 9 
=> x = 8 
Chúc bạn học tốt ^^