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Ex1:
1. if
2. to operate
3. was completed
4. how many
5. happens
Ex2:
1. He asked me if I liked sport.
2. I asked Tam if she wanted to visit the Big Ben.
3. I asked the tourists if they were from Australia.
4. I asked Thu if she would go to Ha Noi the week after.
5. Ha asked Nam if he had ever been to My son.
Mấy câu kia làm tương tự
Ex3:
1 walking
2 to have, to eat
3 to see
4 paiting
5 to earn
6 learning
7 to go
8 to find
III. Complete the sentences with the correct form of the verbs in brackets.
1) If we DON'T RECYCLE ( not recycle) paper now, we'll need to cut down more trees in the future.
2) If the local people HAD (have)
fresh water, they wouldn't have to use polluted water.
3) What WOULD HAPPEN ( happen) if radioactive material was not handled properly?
4) If we recycle more household waste, there WILL BE ( be) less damage to the environment.
5) If we DIDN'T UNDERSTAND ( not understand) environmental ptoblems, we would not be able to do anything about them.
6) If the polar ice-caps melted completely, Sea levels worldwide WOULD RISE ( rise) about 60 metres.
7) The amount of plastic in the ocean WILL INCREASE ( increase) if we DON'T TAKE ( not take) action now.
8) These fish WOULDN'T DIE ( not die) if the factory DIDN'T DUMP ( not dump) its toxic waste into the river.
9) There WON'T BE ( not be) enough oxygen if we DON'T PROTECT ( not protect) the rain forests.
10) If I WERE ( be) the President, I WOULD BAN ( ban) billboards in cities in order to reduce visual pollution.
I. There is a mistake in each of these sentences . Underline the mistake and then correct it
1. Would you mind taken->taking me a photograph ?
2. He would like Lan telling->to tell him something about Ho Chi Minh City
3. The girl taught->teaching English is Nam's sister
4. There are many places worth to see->seeing in Ho Chi Minh City
5. It was too windy so they have->had to sleep in the car
6. Would you mind if I take->took a photo?
7. I will ask the driver stopped->to stop the car
8. The boy injuring->injured in the accident was taken to hospital
9. Do you mind if I sat->sit here ?
10. Would you mind if I ask->asked you some questions ?
I. There is a mistake in each of these sentences . Underline the mistake and then correct it
1. Would you mind taken=>taking me a photograph ?
2. He would like Lan telling=>to tell him something about Ho Chi Minh City
3. The girl taught=>teaching English is Nam's sister
4. There are many places worth to see=>seeing in Ho Chi Minh City
5. It was too windy so=>so windy that they have to sleep in the car
6. Would you mind if I take=>took a photo?
7. I will ask the driver stopped=>to stop the car
8. The boy injuring=>injured in the accident was taken to hospital
9. Do you mind if I sat=>sit here ?
10. Would you mind if I ask=>asked you some questions ?
a, What is Ho Chi Minh Communist Youth Union?
....................an organization for Vietnamese youth from 15 to 30 years of age........................................................................
b, Who was the Union founded by?
...................... by the beloved President Ho Chi Minh........................................................................
c, What was the first name of the Union?
..................One of its first names was ‘Vietnam Communist Youth Union’................................................................................
d, What are the social activities of the Youth Union?
...................The Youth Union, together with other vouth organizations such as the Young Pioneers Organization, the Vietnam Youth Federation, the Vietnam Students Union, often hold social activities such as Helping the Handicapped, Cleaning the Environment, Green Summer Volunteers Campaign, and other similar movements.......................................................
1. One can join the Youth Union at the age of 15 to 30
2. By the beloved President Ho Chi Minh
3. It is Viet Nam Communist Youth Union
4. The Youth Union , together with other vouth organizations such as the Young Pioneers Organization , the Viet Nam Youth Federation , the Viet Nam Students Union, often hold social activities such as Helping the Handicapped , Cleaning the Enviroment, Green Summer Volunteers Campaign , and other similar movement
1. However hard she tries, whenever she does an exercise she makes mistakes.
2. Whatever you cook, I won't eat anything.
3. You shouldn't drive away without fastening your seat - belt.
4. Lyn had difficulty in accepting the situation.
5. I will let you come with me so long as you do exactly what I tell you.
6. Dr Watson, whom you have heard about in the Sherlock Holme stories was sometimes rather naive.
7. Brasilia designed by Lucio Costa replaced Rio de Janeiro as the capital of Brazil.
8. In spite of being ill, some of the staff completed it on time.
9. He forgot to post those letters again.
10. Thanks to new technology which the farmers had applied in their fields, the output of rice was raised.
1) Why didn't Mrs. Brown get any milk?
-Because the shops closed. (đề bài phần này sai)
2) Why did David go in the headmaster's place?
-Because he was ill.
3) Why didn't they go to the beach?
-Because it rained all day and night.
4) Why did Mrs. Brown miss the train to leeds?
-Because his car broke down on the way to the railway station.
5) Why did Bob het lost?
-Because he didn't have a city map.
I. use the correct form of the words in brackets
1. I live in a small village and its ...surroundings....... are very beautiful ( surround )
2. The world of computers is extremely ......competent...... ( compete )
3. What is the .........nationality....... of Thomas Edison ? ( nation )
4. D.E.Huges was the .....inventor..... of microphone ( invent )
5. Discovering penicillin made Sir Alexander Fleming ......famous....... all over the world ( fame )
6. What is your .....suggestion..... for designing this house ( suggest )
7. Is PETRONAS Twin Towers .........the highest....... building in the world ( high )
8. You don't have to do that work . In other words , it's .....unnecessary.... for you ( necessity )
9. There are a lot of .....traditional......... festivals in Vietnam ( tradition)
10. You must make a quick .....decision...... about who wins the contest ( decide )
Tick cho mk nhé 
1.the Pyramid is the ........ wonder you can still see today.
A. last B. early C. soon D. only
2. centuries ago, a list of seven wonders of the world was ......
A. put up B. written C. compiled D. take
3. There were other wonders which the ancient Greeks knew ..... about.
A. anything B. nothing C. something D. someone
4. Angkor Wat is one of the largest .... In the world.
A. temples B. churches C. pagodas D. tombs
5. Angkor Wat was originally built for .....
A. Hindus B. Buddhists C. Kings D. Queens
6. My class has ..... returned from a trip to the Grand Canyon in America.
A. only B. just C. yet D. before
7. Angkor Wat should really ..... as a wonder.
A. know B. known C. be know D. be known
8. Statue of Liberty was .... to the USA by the French.
A. constructed B. designed C. completed D. presented
9. I was born and .... in Hue, a beutiful city of Viet Nam.
A. grow up B. grew up C. growed up D. grown up
chọn câu trả lời đúng để hoàn thành câu :
9 .The boy didn't know ( anything / nothing ) about the PETRONAS Twin Tower
3. President Ho Chi NMinbh Mausoleum ( was completed / was compleing )
5. what ( happens / does happen ) if T can't answer the question ?
9.anything
3.was completed
5.happens