Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
I. Correct the verbs form to complete the sentences.
1. If you go away, please write to me.
2. If he eats another cake, he will be sick.
3. I wouldn't do that if I were you.
4. If he takes my advice, everything can go well.
5. He never does homework. If he does his homework, he won't worry about his exam.
6. What will you do if she refuses your invitation?
7. If today were Sunday, we would go to the beach.
8. Unless they passed their examinations, they would join the army.
9. You will be ill if you drink that water.
10. If Tom went to bed earlier, he would not be so tired.
11. If it’s raining heavily, we won't go for a donkey ride.
12. If he tries hard, he’ll pass the examination.
13. I could understand the French teacher if she spoke more slowly.
14. If I finish the work in time, I will go to the football game.
15. If you see Mary today, please ask her to call me.
II. Complete the sentences with the correct verb form in the bracket.
1. If someone offered to buy you one of those rings, which would you choose ?
2. The flight may be cancelled if the fog gets thick.
3. If the milkman comes , tell him to leave two pints.
4. I would call the office if I were you.
5. Someone will sit on your glasses if you leave them there.
6. You would hear my explanation if you didn't talk so much.
7. What will you do if you hear the burglar alarm?
8. If you had read the instructions carefully, you wouldn’t have answered the wrong question.
9. If Mel had asked her teacher, he’d have answered her questions.
10. I would repair the roof myself if I had a long ladder.
11. Unless they turn that radio off, I will go mad.
12. If you were made redundant, what would you do ?
13. We’ll have a long way to walk if we run out of petrol here.
14. If you shake that bottle of port, it won't be fit to drink.
15. If you spoke louder, your classmates would understand you.
16. I’ll probably get lost unless he comes with me.
17. You wouldn't have so many accidents if you drove more slowly.
18. If you had worn a false beard, nobody would have recognized you.
19. If she leaves the fish here, the cat will eat it
20. You would have had no trouble at school if you had done your homework.
IV. Choose the word or phrase among A, B, C or D that best fits the blank space in the following passage.
Have a walk (1) a beach, listen to the sound of the sea waves, and suddenly you see a lot of rubbish on the beach. Pollution takes away all the (2) of our beaches. I feel really annoyed (3) I see plastic bags lying on the sand, cigarette ends buried in the sand, and soda cans floating in the sea.
There are a lot of things that we can do. (4) we see rubbish, we should do our part in the protecting the land (5) picking it up and throwing it in dust bins. (6) , we can form some kind of organization that helps (7) the beaches. If everyone does their part, the beaches will be a wonderful and beautiful place. We need to start now (8) the beaches are damaged beyond repair.
1. A. on B. in C. at D. over
2. A. beauty B. beautifully C. beautiful D. being beautiful
3. A. before B. after C. when D. while
4. A. While B. Soon C. Unless D. If
5. A. by B. with C. of D. in
6. A. Nevertheless B. Moreover C. However D. Therefore
7. A. cleaning up B. cleaning up C. clean up D. clean off
8. A. when B. after C. until D. before
V. Read the following passage and then answer the questions below it.
Air pollution is a cause of ill-health in human beings. In a lot of countries there are laws limiting the amount of smoke which factories can produce. Although there isn’t enough information on the effects of smoke in the atmosphere, doctors have proved that air pollution causes lung diseases.
The gases from the exhausts of cars have also increased air pollution in most cities. The lead in petrol produces a poisonous gas which often collects in busy streets surrounded by high buildings. Children who live in areas where there is a lot of lead in the atmosphere cannot think as quickly as other children and they are clumsy when they use their hands.
There are other long-term effects of pollution. If the gases in the atmosphere continue to increase, the earth’s climate may become warmer. A lot of the ice near the Poles may melt and may cause serious floods.
1. What can make people sick?
=> Air pollution can made people sick_____
2. Where does smoke come from?
=> _Smoke comes from the exhausts of cars
3. Can air pollution cause lung diseases?
=> ___Yes , it can___
4. What else can cause air pollution in cities?
=> The lead in petrol produces a poisonous gas can cause air pollution in cities
5. Why does the earth’s climate become warmer?
=> Because there are other long-term effects of pollution_
III. Choose the best answer A, B, C or D.
1. If I the same problem you had as a child, I might not have succeed in life as well as you have.
A. have B. would have C. had had D. should have
2. I you sooner had someone told me you were in the hospital.
A. would have visited B. visited C. had visited D. visit
3. more help, I would call my neighbor.
A. Needed B. Should I need C. I have needed D. I should need
4. then what I know yesterday, I would have saved myself a lot of time and trouble over the years.
A. Had I known B. Did I know C. If I know D. If I would know
5. Do you think there would be less conflict in the world if all people the same language?
A. spoke B. speak C. had spoken D. will speak
6. If you can give me one good reason for your acting like this, this incident again.
A. I will never mention B. I never mention
C. will I never mention D. I don’t mention
7. If I had known you were asleep, I so much noise when I came in.
A. didn’t make B. wouldn’t have made
C. won’t make D. don’t make
8. Unless you all of my questions, I can’t do anything to help you.
A. answered B. answer C. would answer D. are answering
9. Had you told me that this was going to happen, I it.
A. would have never believed B. don’t believe
C. hadn’t believed D. can’t believe
10. If Jake to go on the trip, would you have gone?
A. doesn’t agree B. didn’t agree C. hadn’t agreed D. wouldn’t agree
11. Jane: “John went to the hospital alone”,
Katy: “If , I would have gone with him”.
A. had he told me B. he had told me
C. he has told me D. he would tell me
12. If you , I would have brought my friends over to your house yesterday to watch T.V, but I didn’t want to bother you.
A. had studied B. studied C. hadn’t studied D. didn’t study
13. Peter: “Did you need help with your Math last night?”
Mary: “If I had needed, I you".
A. would call B. called C. would have called D. will call
14. If someone into the store, smile and say, “May I help you?”
A. comes B. came C. come D. should come
15. “Here’s my phone number”.
“Thanks. I’ll give you a call if I some help tomorrow”
A. will need B. need C. would need D. needed
16. If I didn’t work for an accounting firm, I in a bank now.
A. work B. will work C. have worked D. would work
17. The death rate would decrease if hygienic conditions improved.
A. was B. is C. were D. had been
18. The education in Japan if the basic principles of education had not been taken into consideration.
A. would go down B. would have gone down
C. went down D. had gone down
19. If there , the rice fields could have been more productive.
A. had been enough water B. were enough water
C. would be enough water D. are enough water
20. The patient will not recover unless he an operation.
A. had undergone B. would undergo
C. undergoes D. was undergoing
21. If she him, she would be very happy.
A. would meet B. will meet C. met D. should meet
22. If he a thorough knowledge of English, he could have applied for this post.
A. had had B. had C. has D. has had
23. If I had enough money, I abroad to improve my English.
A. will go B. would go C. went D. should have go to
24. The bench would collapse if they on it.
A. stood B. stand C. standing D. stands
25. If it convenient, let’s go out for a drink tonight.
A. be B. is C. was D. were
II. Complete the sentences with the correct verb form in the bracket.
1. If we meet at 9:30, we (have) will have plenty of time.
2. If you (find) find a pen in the cellar, don’t mention it to anyone.
3. The zookeeper would have punished her with a fine if she (feed) had fedthe animals.
4. If you pass your examination, we (have) will have a celebration.
5. Lisa would find the milk if she (look)looked for it in the fridge.
6. What (happen)will happen if I press this button?
7. The door will be unlocked if you (press) Press the green button.
8. I should have voted for her if I (have) had had a vote then.
9. If you go to Paris, where will you (stay) stay ?
10. If you (swim) swim in this lake, you’ll shiver from cold.
11. Unless you (tell) tell the truth, I won’t help you.
12. You’ll get pneumonia if you (not change) don’t change your wet clothes.
13. If I had known that you couldn’t eat octopus, I (not buy) wouldn’t have boughtit.
14. If they (hang) hung that picture lower, people would be able to see it.
15. She (be)would be able to walk faster if she didn’t have such high-heel shoes.
16. I (bring)would have brought you some beer if I had known that you were thirsty.
17. If you had touched that electric cable, you (be) would have been electrocuted.
18. If the story hadn’t been true, the newspaper (not print) wouldn’t have printed it.
19. I (not buy) wouldn’t Buy things on the installment system if I were you.
20. Dan (arrive) would arrive safe if he drove slowly
1/will have
2. find
3. had fed
4. will have
5. looked
6. will happen
7. press
8. had had
9. will you stay
10. swim
11. Tell
12.don’t change
13.wouldn’t have bought
14.hung
15.would be
16.would have brought
17.would have been
18.wouldn’t have printed
19.wouldn’t buy
20.would drive
III. Complete the sentences, using the correct form of the words in brackets.
1. Light pollution make us to see the stars in the sky. (able)
=>
We are able to see the stars in the sky if light pollution2. Noise is considered as pollution. (environment)
=>
The environment is considered as noise pollution3. The soil becoms because of the use of so many pesticides and fertilizers. (contaminate)
=>
So many pesticides and fertilizers contaminated the soil4. waste spills can contaminate groundwater. (industry)
=> Industry
waste spills can contaminate groundwater5. habitats have been destroyed in recent years. (nature)
=>
Nature has been destroyed in recent years6. A number of cleaning products contain chemicals. (harm)
=> A number of cleaning products contain chemicals that are harmful to human health
7. Water samples collected at these villages were seriously with bacteria. (contaminate)
=>
Water samples collected at these villages contaminated the water8. People believe that the water has brought cancer to the local residents. (pollute)
=>
Water pollution has brought cancer to local residents9. In many developing countries, water pollution is usually a leading cause of . (die)
=>
In many developing countries, water pollution is usually the leading cause of death10. elements have been found in both ground and underground water sources. (pollute)
=>
Groundwater pollution is the found factor11. Fish and many other animals are killed by in their habitat. (pollute)
=>
Water pollution kills fish and many other animals
12. Astronomers are concerned about light pollution because they have in viewing activities in the sky and outer space. (difficult)
=> Astronomers are concerned about light pollution because they have difficulty in view activities in the sky and outer space.