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Ex1:Complete the second sentence so that it has similar meaning to the first sentence
1>The soil is poisoned because,farmers use too many pesticides and herbicides.
-If.............................famers used too many pesticides and herbicides, the soil would be poisoned ...............................................................................................
2>I can't help you unless you tell me what's wrong.
-If....................................you don't tell me what's wrong , I can't help you ......................................................................................
3>Many people have stomachache due to the contaminated food.
-The food..............................is contaminated so many people have stomacchache ....................................................................
4>Stop swimming in that lake,or you will have skin rashes.
-If...................................you don't stop swimming on that lake, you will have skin rashes........................................................................
5>John lives in the area affected by air pollution,so he has breathing problem.
-Because....................................John lives in the area affested by air pollution, he has breathing problem........................................................................
-If.................................John didn't live in the area affected by air pollution, he wouldn't have breathing problem........................................................................................
6>We use eco-friendly products and we can protect environment.
-It we...........................................use eco-friendly products, we can protect environment.......................................................................
7>I think you should volunteer to clean the beach.
-If I were....................................you, I would volunteer to clean the beach.............................................................
8>The air is polluied,so there are breathing problems(leads).
-> The air pollution leads to breathing problems
9>Their children have birth defects because the parents were exposed to radiotion(so)
-> The parents were exposed to radiotion so their children have birth defects
II.Rewrite the following sentences, using the conditional sentences, type 1 and 2
1. The soil is poinoned because farmers use too many pesticifes and herbicides. (If)
=>If farmers didn't use too many pesticides and herbicides,the soil wouldn't poisoned.
2. Many people have stomachache due to the contaminate food. (If)
=>If the food wasn't contaminated , many people hadn't stomachache.
3. Stop swimming in that lake, or you will have skin rashes. (If)
=>If you stop swimming in that lake , you won't have skin rashes .
4. Lan lives in the area affected by air pollution, so she has breathing problem. (If)
=>If Lan doesn't live in the area affected by air pollution,she won't have breathing problem.
1,If famers didn't use too many pesticifes and herbicides, the soil wouldn't poinoned
2,If the food wasn't contaminate, many people hadn't stomachache
3,If you stop swimming in the lake,you won't have skin rashes
4,If Lan didn't live in the area affected by air pollution, she wouldn't have breathing problem
I. Put the verds in brackets into the correct forms:
1. If I (have) .have.... time, I will write to him.
2. If it's cold, I (need) .will need... a heavier coat
3. What are you going to do if you (have).have... a holiday?
4. If I meet Helen, I (give)..will give... her your messenger
5. If I can go tomorrow, I (let)...will let.. you know
6. If flowers don't get any water, they (die)..will die..
7. Don't come if they (not call)..don't call..you
8. If I didn't feel so tired, I (go)...would go. out with you.
9. I could repair the car if I (have).had... the right tools.
10. If she hadn't been ill yesterday, she (go).would have gone.... to work now.
II. Rewrite these sentences, beginning as shown, so that the meaning stays the same:
1. If you don't like this one, I'll bring you another.
=> Unless you like this one, I'll bring you another.
2. I'll only help you if you promise to try harder.
=> Unless you promise to try harder,. I won't help you
3. Unless you work hard, you will not fail the exam
=> If you don't work hard, you will not fail the exam
4. Stand up or you will be punished.
=> Unless you don't Stand up ,you will be punished.
5. Do your homework or you will get bad mark
=> If you don't Do your homework,you will get bad mark
III. Rewrite these sentences use "If"
1. I don't know enough about this machine, so I can't mend it myself.
=> If I knew enough about this machine, I could mend it myself.
2. I don't ride the bus to work every morning because it's always so crowed
=> If it weren't always so crowed, I would ride the bus to work every morning
3. The wwind is blowing hard, so I won't take the boat out for ride.
=> If The wwind wern't blowing hard, I would take the boat out for ride.
4. Nick can'r find the way because he doesn't have a map.
=> If Nick had a map,He could find the way
5. Susan felt sick because she ate many cream cake.
=> If susan hadn't eaten many crea, cake,she wouldn't have felt sick
6. Without this treatment, the patient would have died.
=> If it hadn't been for this treament, the patient would have died.
7. Those people weren't prepared to face the floods; therefore, the consequence was disastrous
=>If Those people had been prepared to face the floods; the consequence wouldn't have been disastrous
IV. Rewrite these sentences
1. The book was so expensive that I didn't buy it.
=> The book was too expensive for me to buy
2. He can touch the light because he's very tall
=> He is tall enough to touch the light
3. It is such good weather that they are going for picnic.
=> The weather is so good that they are going for picnic.
4. I didn't go and neither did my friend (either)
=> I didn't go and my friend didn't,either
I. Rewrite the following sentences, using the words given so that their meaning stays the same
1.Volunteers helps the flood victims to rebuild their house.
-> The flood victims ....are helped to rebuild their house by volunteers..
2.The storm has damaged hundreds of houses in my area.
-> Hundreds of houses ....in my area have been damaged by the storm ...
3.One effect of global warming is that sea levels are rising. The polar icecaps are melting. (Because)
-> ....Because one effect of global warming is that sea level are rising, the polar icecaps are melting ...
4.Nuclear explosions and detonations of nuclear weapon cause radioactive pollution. (lead to)
-> ....Nuclear explosions and detonations of nuclear weapon lead to cause radioactive pollution ...
5.He doesn't speak clearly, that is why people don't understand him.
-> If ...he spoke clearly, people would understand him ..
6.You should water your garden or all the plants will die.
-> If ..you don't water your garden, all the plants will die..
7.As soon as we got on the plane, the pilot told us to get off again
-> We had just ....got on the plane, the pilot told us to get off again ...
8.You should take the doctor advice
-> If ...I were you, I would take the doctor advice..
9.After many years of hard work, he retired
-> After ...he had worked hard for many years, he retired ...
10.They're organizing a big fair to raise funds for the earthquake victims
-> A big fair ...is being recognized to raise fund for the earthquake victims..
1. The air in John's area is polluted , so he has breathing problem. ( if / because / because of / make / lead )
=>If the air in John's area weren't polluted,he wouldn't have breathing
=>Because The air in John's area is polluted , he has breathing
=>John has breathing because of the polluted air in his area
=>The polluted air in John's area makes him breath
2. The soil is posoned because farmers use too many pesticides and herbicides . ( so )
- If farmer ..didn't use too many pesticides and herbicides,the soil wouldn't be posoned................
=>Farmers use too many pesticides and herbicides,so the soil is posoned
3. Turn off all the lights and you will not pay more money - If you Turn off all the lights,you will not pay more money ..............
Unless you Turn off all the lights,you will pay more money .............. .........................
4. Be careful or you may have an accident -
If .you are careful,you may not have an accident........................
Unless you are careful ,you may have an accident.............................
5. He can't understand what she has said because he doesn't know English . ( If / so / because of )
=>If he knew E,he could understand what she has said
=>he doesn't know E,so He can't understand what she has said
=>Because of not knowing E,he can't understand what she has said
6. Many people have stomachache due to the contaminated food ( because / so / if )
=>Because the food is contaminated,many people have stomachache
7. There is sewage in the lake , so the aquatic animals die . ( because / result / due to / make if )
=>Because there is sewage in the lake,the aquatic animals die
=>Ban lm tg tu nhes
bai 5: Rewrite the following sentencse so that the second sentence means the same as the first one
1. Scientists have invented new devices to help people live a longer life.
-> New devices have been invented to help people live a longer life by scientists .........................
2. I don't have enought time, so I can't go on holiday this summer.
-> If l had enough time,l could go on holiday this summer ..........
3. The man had a broken leg. He tried to save his wife.
-> Inspie of having a broken leg,the man tried to save his wife.........
4. I can't tell you because I don't know the answer
-> If l knew the answer, l could tell you..
5. They will do the test well. They will review them allhard
-> If they review the test well, they will do them well ...
6.The rescue workers evacueted the villagers in the raged flood to the safe place last night
->The villagers in the raged flood were evacuated to the safe place by the rescue workers last night
1. She doesn’t live in London because she doesn’t know anyone there
=> If she knew someone there, she would lived in London …
2. I don’t have a spare ticket. I can’t take you to the concert
=> If I …had a square ticket,i could take you to the concert
3. The schoolchildren sowed some seeds, but they forgot to water them so they didn’t grow.
=> If the children had watered some seeds,they would have grown …
4. They don’t understand the problem. They won’t find a solution
=> If they understood the problem, they would find a solution …
5. Carol didn’t answer the phone because she was studying..
=> If Carol hadn’t been studying,she would have answered the phone 📱 …
6. Rita is exhausted today because she didn’t get any sleep last night.
=> If Rita had got sleep last night,she wouldn’t be exhausted today ……
7. He can’t park near his office; that’s why he doesn’t come by car
=> If he …could park near his office,he would come by car 🚘
8. The flats are not clearly numbered, so it is very difficult to find anyone.
=> If the flats …were clearly numbered,it wouldn’t be very difficult to find anyone .
9. I don’t know her e-mail address, so I can’t tell you
=> If I …knew her email address,i could tell you …
10. She works in the evening. She has no time to play with her children
=> If she …didn’t work in the evening, she would have time to play with her children 👶
11. He doesn’t see the signal so he doesn’t stop his car
=> If he …saw the signal,he would stop his car 🚗 …
12. Peter gets bad marks because he doesn’t prepare his lessons well
=> If Peter prepared his lessons well, he wouldn’t get bad marks ……
13. Mary doesn’t have enough money. She can’t buy a new car.
> If Mary…had enough money,she could buy a new car 🚗 …
1....... the farmers didn't use too many pesticides and herbicides, the soil wouldn't be poisoned
2 ........ you tell me wrong, I can help you
3 ........ the food weren't contaminated, many people wouldn't have stomachache(tham khảo c3)
4 ........ you don't stop swimming in that lake, you will have skin rashes
5 ........John didn't live in the area affected by air pollution, he wouldn't have breathing problems