Vy Le

sau nha

14. has been

15. began

16. was

17. traveled

18. had

19. have been made

20. remember

21. was written

1,I am moving in to our new house tomorow→she said that she was moving into her new house the next day

2,why don't we discuss this problem at the next club meeting→he sugessted that we should discuss that problem at the next club meeting

3,we keep information on our computer→the information is kept on our computer

4,he spent three hours going to lao cai→it took him three hours to go to Lao Cai

5,no one in mai s'family is as tall as mai→mai is the tallest in her family

6,the town was beautiful.we spent our holiday there last summer→the town where we spent our holiday last summer was beautiful

7,to do exercise is interesting→it is interesting to do exercise

8,i'm certainly not going to help you→i have no intention of helping you

9,she can speak russian much better than i do→i can't speak Russian as well as she

10,john advised me to spend more time on the next exam→johnn suggested that I should spend more time on the next exam

Ex1: complete the following sentences, using a suitable preposition for each gap:

1. There are many people who seem to be incapable of making friends.

2. Knowledge can help to brighten up your future.

3. Selfish people are concerned only with their own interests and feelings.

4. I always think about my son.

5. Friendship is a two-sided affair , it lives by give-and-take.

6. He takes up an English course to improve his English.

7. They seem to be tired of doing the same things every day.

8. All soldiers must loyal to his country.

9. Those who are easily influenced by rumours can never be good friends.

10. Those people seem to have no sympathy for his abject condition.

11. Good friendship should be based on mutual understanding.

12. He insisted on paying for the meal.

to do

"except" nha không phải expect

chuyển sang dạng phủ định và nghi vấn

1. my father repaired my bike lastweek

(-) My father didn't repair my bike last week

(?) Did your father repair your bike last week?

2. she used to get up late every morning

(-) She didn't use to get up late every morning

(?) Did she use to get up late every morning?

3. I was tied yesteday

(-) I wasn't tired yesterday

(?) Were you tired yesterday?

4. they played soccer well last season

(-) They didn't play soccer well last season

(?) Did they play soccer well last season?

5. he bought me a new car last birthday

(-) He didn't buy me a new car last birthday

(?) Did he buy you a new car last birthday?

6. there used to be a big tree behind may house

(-) There didn't use to be a big tree behind my house

(?) Did there use to be a big tree behind your house?

1.mary regetted not asking you for advice.

=>mary wishes she had asked you for advice

2. I am sorry I don't have time to come and help you with your homework.

=>I wishes I had time to come and help you with your homework

3. "What were you doing when is phone you last night ?"he said

=>he asked me what I was doing when he phoned me the previous night

4. "don't put off your work till tomorrow,"he said to me.

=>he told me not to put off my work till the next day

5."why have you turned off the television?"ellen said me.

=>ellen asked me why I had turned off the television

6."do you like go camping?"he asked me.

=>he asked me if I liked going camping

7.they will have to answer the question again

=>the question will have to be answered again

8.the pupils sent the letters to their old teachers yesterday.

=>the letters were sent to the old teachers by the pupils yesterday

9. she bought the watch at the shop.

=>the watch was bought at the shop by her

Question 36. Many British people wear freely when they ___________.

A. attend meetings B. attend lectures C. spend their spare time D. meet their friends

"When they go out to enjoy themselves, they can wear almost anything."

Question 37. Who doesn’t usually wear suits and ties?

A. Lawyers B. Doctors C. Drivers D. Secretaries

Vì làm tài xế lái xe thì đâu có mấy ai mặc suit thắt cà vạt, right?

Question 38. If you visit an American friend at home in the evening, you may find that your friend wears _____.

A. pretty clothes B. informal clothes C. formal clothes D. dirty clothes

"At home, or on holiday, most Americans wear informal or sporty clothes."

Question 39. If you are in a foreign country, the best way the writer suggests to you is to wear ______.

A. strange clothes B. as the people there do C. your native clothes D. pretty clothes

"If you are sure what to wear, watch what other people do and then do the same."

Question 40. What do you think the passage is mainly about?

A. Recent dressing habit in Great Britain and the United States

(Thói quen ăn mặc ở Anh và Hoa Kỳ)

B. The reason why informal clothing is popular in the UK and USA

C. When we should wear informal way

D. Where we should wear in a formal way

Question 41. Which of the following is not true according to the passage?

A. Women are usually not allowed to wear trousers in offices. B. Officers always wear formal clothes even though they are at home.

C. Americans are more relaxed in their clothes than British people. D. Though everyone is different, they wear the same clothes in offices.

Question 42. If you are in a foreign country, the best way the writer suggests to you is to wear..................

A. Any clothes are all right B. Anything wears

C. All the things around are all right D. Not any clothes are all right

Question 43. Men wear ties when they ____ in the U. S. A.

A. meet their families B. meet their close friends C. eat something delicious D. have dinner in good restaurants

"in some hotels and restaurants men have to wear ties"

Mark letter A,B,C or D on your answer sheet to indicate the santence that is closest meaning to the original sentence in each of the following question.

1. This is the first time I visited Tokyo

A. I have never gone to Tokyo before

B. I haven't been to Tokyo for a long time

C. I first came to visit Tokyo long time ago

D. I have never been to Tokyo before

2. It's a month since my father last smoked cigarettes.

A. My father hasn't smoked cigarettes

B. It's a month ago that my father smoked cigarettes

C. It's a month that my father hasn't smoked cigarettes

D. It's a cigarette that my father smoked a month ago

3. Mr. Brown has had this car for five years

A. mr. Brown started to buy this car five years ago

B. It has been five yaers when Mr. Brown bought this car

C. Mr. Brown bought this car five years ago

D. It is five yeas ago sinxe Mr. Brown bought this car

Turn the following sentences into reported speech

1/ "have you ever experienced school pressures?" she asked me

She asked me if I had ever experienced school pressures

2/ "yesterday i couldn't watch my favourite cartoon on Disney Channel," he said

He said (that) he couldn't watch his favourite cartoon on Disney Channel the day before

3/" what are the skills that you find the most difficult to learn?" she asked me

She asked me what the skills that I found the most difficult to learn were

4/ " would you bring me a cup of coffee, please?" she told me

She asked me to bring her a cup of coffee

5/ "i'll come and help you on Saturday," joana told me

Joana told me that she would come and help me on Saturday

6/ "when will you come back home?" my mom asked me

My mom asked me when I would come back home

7/ " do you need any help on this assignment?" the teacher asked me

The teacher asked me if I needed any help on that assignment

8/ "my friend got engaged to a German last month," Danny told Ann

Danny told Ann that his friend got engaged to a German the previous month

Wordform "certain"
1/ That's certainly worth something
2/ There is no certain cure for disease
3/ It is a dead certainty that Vietnam will defeat all its enemies..
4/ Everything is uncertain
5/ The whole thing looks a bit uncertain to me
6/ This school is certainly very impressive

Wordfrom " loyal"
1/ Patriotism is a loyal feeling which one has about his own country
2/ Citizen must show their loyalty to his motherland
3/ He showed unswering loyalty to his friends
4/ These brave soldiers are always loyal to their ideal
5/ Her loyalty to the cause is impressive

Combine each pair of sentences. Begin with it and a passive verb.

1. There's a rumour about the company. It is in difficulties.

-> It is rumoured that the company is in difficulties

2. People believed in the Emperor. To them he was a god.

-> It was believed that the Emperor was a god

3. Someone reported on the fighting. It had just begun.

-> It was reported that the fighting had just begun

4. The figures will show us something about poverty. It is increasing.

-> It is shown that poverty is increasing

5. The official estimate is 200 people. They were killed by the pollution.

-> It is estimated that 200 people were killed by the pollution

6. An agreement was reached about wages. They would be raised by five percent.

-> It was agreed that wages would be raised by five percent

7. They have made a decision about the project. It will have to be cancelled

-> It has been decided that the project will have to be cancelled

8. There was a suggestion about the tickets. They should cost five pounds.

-> It was suggested that the tickets should cost five pounds

Wordfrom " imagine"

1/ It doesn't take much imagination to guess what she meant
2/ I had imagined her to be older than that
3/ She has an imaginary disease
4/ We must listen to their problems, real or imaginary
5. I don't have a picture of this, so you'll just have to use your imagination

Wordfrom "Careful "
1/ Some people were badly injured and needed medical care
2/ She put the glass down carefully
3. You should prepare your lesson carefully before coming to class
4/ How much do men share housework and the care of the children?
5/ It was careless of me to leave the door open
6/ Someone had carelessly left a window open
7/ People have become increasingly careless about reaveling personal information online
8/ I'm very careful about washing my hands before eating
9/ We need to think carefully about the possible consequences of this decision
10/ The fire was started by a carelessly discarded cigarette

\(D=\frac{1-cos2x+sin2x}{1+cos2x+sin2x}.cotx\)

\(=\frac{1-\left(1-2sin^2x\right)+2sinxcosx}{1+2cos^2x-1+2sinxcosx}.cotx\)

\(=\frac{2sinx\left(cosx+sinx\right)}{2cosx\left(sinx+cosx\right)}.cotx=tanx.cotx=1\)

Câu thứ 2 bạn ấn vào gõ công thức trực quan nhập lại đề nha, khó hiểu quá

Does Ann always go to church on Sundays?
He wondered if Ann always went to church on Sundays

You have been coughing a lot today, you should see a health expert.

Rewrite the following sentences using the words given in brackets

1.Would you mind waiting for a moment?

=>Would you please wait for a moment?

2.I'd rather read books than watch television.

=>I prefer reading books to watching television

3.The film star wore dark glasses so that no one would recognize him.

=>The film star avoided being recognized by wearing dark glasses

4.I felt it had been a mistake to write a letter.

=>I regretted ever having written the letter

5.He was sorry that he didn't see Ann on her trip to London.

=>He greatly regretted not seeing Ann on her trip to London

6."Were I you, I wouldn't trust Peter," she told John

=>She advised John not to trust Peter

7.It's pointless to have that old typewriter repaired.

=>The old typewriter is not worth repairing

8.She admitted that she had taken the necklace.

=>She admitted having taken the necklace

9.I was going to leave,but because of what she said,I didn't

=>She persuaded me not to leave

10."Why don't we share the cost"said my friend.

=>My friend suggested sharing the cost

11.They spent these days solving that problem.

=>It took them these days to solve that problem

1. Give me something to drink, please! I'm dying of thirst (thirsty)

2. That sidewalk is...................., I almost fell.

không có từ trong ngoặc hở

3. Nowadays laser beams can be used to treat deafness. (deaf)

4. The doctor tried to heal the soldier's wound in a fierce battle. (health)

5.The scenery along the coast was breathtaking. (breath)

6. We were all surprised at her refusal to help. (refuse)

7. The company went bankrupt on account of inefficient management (manage)

turn these sentences into passive voice (two ways)

1. people say that singers are very rich

It is said that singers are very rich

Singers are said to be very rich

2.they believed that we were saving the world by planting the trees

It was believed that we were saving the world by planting the trees

We were believed to be saving the world by planting the trees

3.people reported that a plane disappeared two hours ago

It was reported that a plane disappeared two hours ago

The plane was reported to disappear two hours ago

4.they think that his family will return to america today

It is thought that his family will return to America today

His family is thought to return to America today

5. they rumoured that i had stolen many cars

It was rumoured that i had stolen many cars

I was rumoured to have stolen many cars

danger

Rewrite:

1. They say the ice in Antarctica is getting thinner all the time. (SAID)

-->The ice in Antartica is said to be getting thinner all the time

2. It was wrong of you to tell me that information. (KEPT)

--> You should have kept that information to yourself

3. We managed to escape just before the whole building caught on fire. (HAD)

--> No sooner had we escaped than the whole building caught on fire

4. She failed to persuade her father to buy her a new bike. (SUCCEED)

--> She didn't succeed in persuading her father to buy her a new bike

5. Don't run away with the idea that this job is easy. (CONCLUSION)

-->Don't jump to the conclusion that this job is easy

Finish each of the following sentences in such a way that it means the same as the sentences:

1. I was not surprised to hear that Harry had failed his driving test.

--> It came as no surprise to me that Harry had failed his driving test

2. It was the fog that caused the traffic problem.

--> If it hadn't been for the fog, there wouldn't have been traffic problem

3. Most students can work very hard when they feel like it.

--> Most students are capable of working very hard when they feel like it

4. Scientists have tried very hard to find a cure for this disease.

--> A lot of effort has been made to find a cure for this disease

5. " If I were you, I wouldn't accept his marriage proposal," said Nam to Lan

--> Nam advised Lan not to accept his marriage proposal

#

8. It was raining cats and dogs when he departed (DEPARTURE)

9. They had a day to visit all the tourist attractions (ATTRACT)

Fill in each blank wwith a suitable preposition

1. I have only two days to finish the book. I'm running out - of time

2. We must try to get home on time for dinner

3. Children get presents on Chrismas and on their birthday

4. Marry is old enough to be independent of her parents

5. Farmers are hoping for the rain

6. in good weather I often go out on my motorbike

7. Write by pencil. Then if you make a mistake, you can easily rub it out.

8. "Share these with yourselves" said the mother to her two chidren

9. During his childhood, hiss family lived in cornwall

12. "Don't borrow money from ther people" said my father

Cường độ điện trường của q tại điểm B: \(E=k\frac{\left|q\right|}{r^2}=\frac{9.10^9.5.10^{-9}}{0,1^2}=4500\) (V/m)

Một tụ điện phẳng có điện dung C=4uF, được tích điện với hiệu điện thế 12v

a. Tính điện tích của tụ?

Q = C.U = 4.10^-6.12 = 4,8.10^-5 (C)

b. Tính cường độ điện trường giữa 2 bản tụ, cho biết khoảng cách giữa 2 bản tụ là 2mm

\(E=\frac{U}{d}=\frac{12}{2.10^{-3}}=6000\) (V/m)

c. Tính công của lực điện nếu có 1 electron di chuyển trong điện trường từ bản âm đến bản dương của tụ điện

A = q_e.U = -1,6.10^-19.12 = -1,92.10^-18 (J)

1. The goverment has invited two specialists in nuclear energy to help them build new power plant. ( special )

2. A tragic accident took place on the highway last night. ( tragedy )

3. I can never figure out how she can answer every question brilliantly. ( brilliance )

4. You should take some Panadol to ease your headache. ( easy )

5. This hairstyle really makes her look mature . ( maturity )

6. Every details have been scientifically calculated to bring about best results. ( science )

7. It is fair to judge a child's development base on intelligence alone? ( intelligent )

8. The United Nations was founded to maintain world peace and stability. ( found )

9. It's nice to have a convenience store right across the street. ( convenient )

10. We are in need of a scientific solution to this problem. ( science

Cả 2 bạn trước đều sai c1 nên mình sửa lại:

1) Having to wait for 10 minutes was a minor inconvenience.(convenient)

Give the correct form of the words in the brackets in each of the following sentences.

1) She got very angry but later she apologize for her impatience.(patient)

Complete the second sentences so that it has the similar meaning to the first one.

2) Somebody has suggested abolishing income tax.

-> It has been suggested that income tax be abolished.

-> How clever the students were!