1 If she had passed the exam, her family would not have been sad

1/ Oanh didn’t know how to solve the maths problem so she got low marks.

=> If Oanh didn’t know how to solve the maths problem, she will get low marks.

2/ You didn’t say sorry so she got angry.

=> If you didn't say sorry, she will get angry.

3/ They didn’t pass the exam and their family were very sad.

=> If they didn’t pass the exam, their family will very sad.

4/ It rained a lot yesterday evening so we didn’t go swimming.

=> If it rained a lot, we won't go swimming.

5/ The weather was not fine enough so I didn’t go camping.

=> If the weather was not fine enough, I will not go camping.

6/ The computer broke down and she had to stop her work.

=> If the computer broke down, she will have to stop her work.

7/ Thanh was angry so we didn’t say anything to her.

=> If Thanh was angry, we will not say anything to her.

8/ Our teacher didn’t come so we canceled the party.

=> If our teacher didn't come, we will canceled the party.

9/ Quang was interested in the film so he didn’t study his lesson.

=> If Quang was interested in the film, he will not study his lesson.

10/ I had a bad headache yesterday so I didn’t go to school.

=> If I had a bad headache, I won't go to school.

1. She doesn't work hard, she can't  pass the exam

If she work hard , she can pass the exam

2. Hoa isn't well today , so she can go to school

If Hoa well today , so she can go to school 

3. Ba studies hard , he can get a good job 

If Ba doesn't study hard , he cannot get a good job .

4. Nga is lazy , she get bad marks

If Nga isn't lazy , she doesn't get bad marks . 

6. She didn't get up early , so she didn't go to school on time

If she hadn't got up late , she wouldn't have gone to school on time 

@ Chắc sai hết rồi ! Xinloi nhé 

Nhey: bạn phải dùng điều kiện 2 

1. I didn't know that you were in hospital, so I didn't visit you.

If I had known tha you were in hospital, I would have visited you.

2. Hurry up or you will be late

If you don't hurry up, you will be late.

3. She is very busy, so she can't help me now

If she weren't very busy, she could help me now.

4. He didn't phone me because he didn't know my phone number

If he had known my phone number, he would have phoned me.

5. You're unfit because you don't take exercise

If you took (more) exercise, you would be fit/ wouldn’t be unfit.

6. Unless you are careful, you will cut yourself with that knife

If you are not careful, you’ll cut yourself with that knife

7. If i have time, I'll help you. => Unless. I have time, I won’t help you.

......

8. Dick often causes accidents because he drives carelessly

If he had studied his lessons very carefully, he wouldn’t get bad marks now.

9. I can't apply for that job because I don't know English

If Dick drove carefully, he wouldn’t cause accident (often)

10. He didn't study his lessons very carefully, so he gets bad marks now

If I knew English, I could apply for that job.

11. Susan is overweight because she eats too much chocolate

If Susan ate less chocolate, she wouldn’t be overweight

12. His father often punishesvhim for his laziness

If he weren’t lazy, his father wouldn’t punish him (often).

13. Study harder or you'll fail in the next exam

Unless you study harder, you'll fail in the next exam.

14. We did not visit the museum because we had no time

If we had had time, we would have visited the museum.

15. Without Jack's help, I wouldn't have been able to move the table 

If Jack hadn't helped, I wouldn't have been able to move the table.

1. I didn't know that you were in hospital, so I didn't visit you.

If I had known tha you were in hospital, I would have visited you.

2. Hurry up or you will be late

If you don't hurry up, you will be late.

3. She is very busy, so she can't help me now

If she weren't very busy, she could help me now.

4. He didn't phone me because he didn't know my phone number

If he had known my phone number, he would have phoned me.

5. You're unfit because you don't take exercise

If you took (more) exercise, you would be fit/ wouldn’t be unfit.

6. Unless you are careful, you will cut yourself with that knife

If you are not careful, you’ll cut yourself with that knife

7. If i have time, I'll help you.

Unless. I have time, I won’t help you.

8. Dick often causes accidents because he drives carelessly

If he had studied his lessons very carefully, he wouldn’t get bad marks now.

9. I can't apply for that job because I don't know English

If Dick drove carefully, he wouldn’t cause accident (often)

10. He didn't study his lessons very carefully, so he gets bad marks now

If I knew English, I could apply for that job.

11. Susan is overweight because she eats too much chocolate

If Susan ate less chocolate, she wouldn’t be overweight

12. His father often punishesvhim for his laziness

If he weren’t lazy, his father wouldn’t punish him (often).

13. Study harder or you'll fail in the next exam

Unless you study harder, you'll fail in the next exam.

14. We did not visit the museum because we had no time

If we had had time, we would have visited the museum.

15. Without Jack's help, I wouldn't have been able to move the table 

If Jack hadn't helped, I wouldn't have been able to move the table.

Finish each of the following sentences in such a way that it is as similar as possible in meaning to the original sentences:

1. I didn't know that you were in hospital, so I didn't visit you.

If had know that you were is hospital, I would have visited you.

2. Hurry up or you will be late

If you don't hurry up, you will be late.

3. She is very busy, so she can't help me now

If she weren't very busy, she could help me now.

4. He didn't phone me because he didn't know my phone number

If he had known my phone number, he would have phoned me.

5. You're unfit because you don't take exercise

If you took( more) exercise,you would be fit/ wouldn't be unfit.

6. Unless you are careful, you will cut yourself with that knife

If you are careful, you'll cut yourself with that knife.

7. If i have time, I'll help you. => Unless. I have time, I won't help you.

8. Dick often causes accidents because he drives carelessly

If he had studied his lessons very carefully, he wouldn't get bad marks now.

9. I can't apply for that job because I don't know English

If Dick drove carefully, he goodn't accident( often).

10. He didn't study his lessons very carefully, so he gets bad marks now

If I knew English, I could apply for that job.

11. Susan is overweight because she eats too much chocolate

12. His father often punishesvhim for his laziness

13. Study harder or you'll fail in the next exam

14. We did not visit the museum because we had no time

15. Without Jack's help, I wouldn't have been able to move the table 

D. Writing Put the statements in past unreal conditions:

1/ Oanh didn’t know how to solve the maths problem so she got low marks.

→ If Oanh didn’t know how to solve the maths problem, she will get low marks.

2/ You didn’t say sorry so she got angry.

→ If you didn't say sorry, she will get angry.

3/ They didn’t pass the exam and their family were very sad.

→ If theydidn’t pass the exam, their family will very sad.

4/ It rained a lot yesterday evening so we didn’t go swimming.

→ If it rained a lot, we won't go swimming.

5/ The weather was not fine enough so I didn’t go camping.

→ If the weather was not fine enough, I will not go camping.

6/ The computer broke down and she had to stop her work.

→ If the computer broke down, she will have to stop her work.

7/ Thanh was angry so we didn’t say anything to her.

→ If Thanh was angry, we will not say anything to her.

8/ Our teacher didn’t come so we canceled the party.

→ If our teacher didn't come, we will canceled the party.

9/ Quang was interested in the film so he didn’t study his lesson.

→ If Quang was interested in the film, he will not study his lesson.

10/ I had a bad headache yesterday so I didn’t go to school.

→ If I had a bad headache, I won't go to school.

Mik ko chắc lắm đou nhé!

If this poem weren't long, she could recite it

If he had had a watch, he would have known the time

If he weren't the best student in my class, he wouldn't always get good marks

If he hadn't smoked, he wouldn't have coughed

1. If he didn't have to study for the exam, he could go on holiday with his family.
2. If he wasn't lazy, he could pass the exam.
3. If you found a good job, we would have enough money for a new car.
4. He may not be able to get rid of his cough because he smokes too much.
5. Our life will be badly affected if we don't protect the environment.
6. If you don't study hard, you'll fail the exam.
7. He is so unhealthy because he doesn't take any exercise.

lại if if mik dở lém, mà thôi chờ tí 

1. I'll buy a new hat. I'll give it to you.
If I buy a new hat,I will give it to you
2. Today isn't Sunnday. The pupils can't go swimming.
If to day were Sunday,the pupil would go swimming
3. He wasn't here. He didn't have a lot of fun.
If he had been here,he would have had alot of fun.
4. My brother will have anough money. He will buy a bicycle.
If my brother have anough money He will buy a bicycle
5. He didn't have time. He didn't read this novel.
If he had had time,he would have read this novel
6. Because she missed the bus, she was late.
If she had not missed the bus,she would have been late
7. Peter doesn't study hard, so he can't get good marks.
If Peter study hard,he can get good marks
8. My sister is absent from her class because she has a terrible headache.
If my sister has not a terrible headache,she will not absent from her class 
9. Windy didn't come, so we cancelled the meeting.
If Windy had come we would have not cancelled the meeting
10. He was angry, so he didn't say anything.
If he had been angry,he would not said anything

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