II. Supply the correct verb form.
1. If you................... ( study ) hard, you will pass the written examination.
2. If the weather ........................( be ) fine, We will go for a picnic.
3. He ........................( write ) to you if he has time.
4. They........................ ( have ) a lot of fun if they come there.
5. If she.................. ( not hurry ), she will miss the bus.
6. Mai asked Hoa how she___________ ( be)
7. He said he .......................( go ) to HCM city the following day.
8. She asked me if my school.......................... ( be ) near there.
9. Maryam said she..................... ( must ) go then.

10. I asked her where she .....................( live ).

Choose the best answer to complete the sentences.

1.If there________ no gravity, you do not weigh anything (be/is/were/was)

2.If you________ a report, you'll have to prepare it carefully.(do/did/will do/would do)

3.If Hoa_________ home, she'll tell her parents about her result.(call/ calls/calling/will call)

4.If the local authorities ___________ littering, the environment will become bad. (don't prevent/not prevent/will not prevent/ didn't prevent)

5.If I___________ an astronaut, I would observe the Earth from the moon. (be/is/were/was)

6.I__________ to Lan's birthday party if she invites me. (go/will go/ went/gone)

7.If solar energy is used widely in the future, the environment ____________ .(will be protected/ will be protect/would be protected/would be protect)

8.If the teacher_________ us some homework, we have to stay home and do it. (gives/give/ will give/gave)

9.Their parents would be happy if they ________ the final exam. (passed/pass/will passed/would pass)

10.Please let me know if the teacher___________ .(will come/comes/coming/come)

11. If you______ to pass the exam, you should try harder. (wanted/want/will want/wants)

12.If I had time, I __________ the poor children with studying. (helped/help/will help/would help)

13.If I saw a UFO, I _____________ surprised. (not be/would not be/were not/ won't be)

14. If people destroy the rainforest, rare animals ____________. (would be killed/will kill/ will be killed/ would kill)

15.They will pass the final exam if they _________ hard. (will study/ studied/study/would study)

EX2:

1. If we continue to use fuels at the current rate, we would soon have to face a fuel crisis

2. If I am 10 centimeters taller, I would play basketball

3. If the doctors could find in the remedy, a lot of people would be saved

4. If she bought that house now, she ran out of money

5. What you would do if you could speak French well?

6. If tomorrow the weather will be bad, the match will be postponed

7. If you will see Mike today, please ask him to phone me

8. If I were you, I will go to the dentist's and have the tooth checked

9. If you hadn't left the car unlooked, it would't have be stolen

10. What would happen because I pressed that red button

11. If the weather is fine today, we would go to the beach

12. If you will study harder, you will surely pass the coming exams with good results

13. If the weather weren't too bad, we would to go swimming

14. If we will reduce the speed of population growth, there will be less pressure on the earth

15. Unless we leave a bowl of water under the sun, it will evaporate

1, you have to study hard, or you will fail the next exam. If...

2, please come before 8 am, otherwise, you can’t meet her. If...

3, tell her the truth when you see her tomorrow. If..

4, you press this button to stop the machine.->

5, i hope it is sunny tomorrow because i can go to the beach then.->

6, make me some coffee and i will give you one of my biscuits.->

7, in the snowy weather, we don’t go to school.->

8, i only come if they invite me. If...

9, work hard or you can’t pass the exam. If...

10, practise speaking every day or you can’t improve your English. If....

chuyển câu nhưng không đổi nghĩa

5.If the weather is fine we will go picnic.

=> Should………………………………………………………………

6. If he lends me some money, I will buy that house. =>Should………………………………………………………

7. If you should meet her,tell her to call me.

=> Should……………………………………………………….

8. If you should run into Tom, tell him he owes me a letter.

=> Should …………………………………………………………

9.Should Mary study hard, she will pass her exam.

=> If ………………………………………………………………..

10. My mother will let me use her phone on the condition that I finish my homework.(If) =>………………………………………………………………….

chuyển câu nhưng không đổi nghĩa

5.If the weather is fine we will go picnic.

=> Should………………………………………………………………

6. If he lends me some money, I will buy that house. =>Should………………………………………………………

7. If you should meet her,tell her to call me.

=> Should……………………………………………………….

8. If you should run into Tom, tell him he owes me a letter.

=> Should …………………………………………………………

9.Should Mary study hard, she will pass her exam.

=> If ………………………………………………………………..

10. My mother will let me use her phone on the condition that I finish my homework.(If) =>………………………………………………………………….

11. If it’s sunny we’ll go to the beach. (Provided) =>…………………………………………………………………….

12. He won’t go with us if you don’t talk to him. (On the condition)

=> ……………………………………………………………………

13. I started learning Chinese four years ago.(For)

=> ……………………………………………………………………

14. He began to cook when he was eight. (since)

=> …………………………………………………………………….

15. I have lived in Hanoi since I was still a student. (when)

=> ………………………………………………………………………

1. If you………………. ( study ) hard, you will pass the written examination.
2. If the weather ……………………( be ) fine, We will go for a picnic.
3. He ……………………( write ) to you if he has time.
4. They…………………… ( have ) a lot of fun if they come there.
5. If she……………… ( not hurry ), she will miss the bus.
6. You would feel better if you…………………………..a short rest. ( take )
7. What………………….if the moon disappeared ? ( happen )
8. If I …………………..a bird, I would be a dove. ( be )
9. If we flew, we…………………..the world from above easily. ( see )
10. Had I had a map, I…………………………………..way. ( not lose )
11. He said he …………………..( go ) to HCM city the following day.
12. She asked if my school…………………….. ( be ) near there.
13. Maryam said she………………… ( must ) go then.
14. I asked her where she …………………( live ).
15. The examiner asked me if I …………………( speak ) any foreign languages.

* Type 1

1. If Liz studies hard, she will (pass) her test.

2. If I have time tomorrow, I will go(go) shopping with you.

3. If you turn (turn) off the light, we will be in the dark.

4. If I see Duc, I will give (give) him your message.

5. He will send(send) you some information if you tell him your address

6. If Kate was(be) late again, she will lose her job.

7. She will be sick if she eaten(eat) all that ice-cream.

8. If we went(go) out tomorrow evening, we will miss(miss) that new programme on TV.

9. I (be) will angry if it turns out that you are wrong.

10. If he (finish) finished with the computer, I will put it away.

* Type 2

1. If I had a typewriter I type (type) it myself.

2. If I known(know) his address I’d give it to you.

3. He look (look) a lot better if he shaved more often.

4. If you play (play) for lower stakes you wouldn’t lose so much.

5. If he worked more slowly he won’t make (not make) so many mistakes.

6. More tourist would come to this country if it had(have) a better climate.

7. If I were sent to prison you visit(visit) me?

8. If someone gave (give) you a helicopter what would you do with it?

                  IF CLAUSE TYPE

10/If I (do) …………………the test well,my parents will take me to Hanoi

11/If the weather (be) …………………cool,the banans won’t spoil

12/She (buy) ………………… this car if it is cheap.

13/If the weather good next weekend,we (go) …………………away somewhere.

14/Come on !If we (hurry) …………………,we (catch) …………………the bus

15/If there (be) …………………too much litter on the treets,the environment will become polluted

16/There (be) …………………big floods every year if the cutting down of trees continues

17/If the sea level (rise) …………………,there will be floods in many parts of the world

18/If he has time this morning,he (finish) …………………this drawing

19/We will stay at home if it (rain) …………………

20/If she win the lottery,she(give) …………………them half of money