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 

Ex: Rewriting

1 I'm busy so i can't go out with my friends

➞ If I wasn't busy, I could go out with my friends

2 He plays soccer well so he can take part in the Games

➞ If He didn't play soccer well, he couldn't take part in the Games 

3 She can't go to the party because i don't invite her

➞ If i invited her ,She could go to the party

4 I can't get a job easily because I don't have a degree

➞ If I had a degree ,I could get a job easily

5 He doesn't have enough money , so he doesn't buy a house

➞ If He had enough money , he would buy a house

6 It is raining heavily so we can't go to the market

➞ If It wasn't raining heavily ,we could go to the market 

7 He will go to watch the World Cup because he is studying in Russi

➞ If  he wasn't studying in Russi ,He wouldn't go to watch the World Cup

8 I didn't talk to him because i didn't know him

➞ If i had known him ,I would have talked to him

9 John didn't have money so he couldn't lend you some

 ➞ If John had had money , he could have lent you some

10 We couldn't go out because the weather was so bad

➞If the weather hadn't been so bad, We could have gone out 

11 Mary didn't wear the raincoat, so she got a cold

➞If Mary had worn the raincoat, she wouldn't have got a cold 

12 Marry was injured in the crash because she wasnot wearing the seat belt

➞ If Marry had been wearing  the seat belt ,she wouldn't have been injured in the crash

13 Carol didn't answer the phone because he was studying

➞ If Carol hadn't been studying,he would have answered the phone

14 You didn't eat breakfast, so you are hungry now

➞If You had eaten breakfast, you wouldn't be hungry now

15 I stayed up late last night, so i feel asleep now 

➞If I hadn't stayed up late last night, i wouldn't feel asleep now 

16 I can't retell the film now because i didn't wlatch it last night

➞If i had watched it last night ,I could retell the film now 

17 He is tired now because he drank too much yesterday evening

➞If he hadn't drunk too much yesterday evening, He wouldn't be tired now 

18 I bought the car yesterday, so I run out of money now

➝ If I hadn't bought the car yesterday,  I wouldn't run out of money now

19 He didn't go to the class regularly, so he can't take part in the competition now

➞If He had gone to the class regularly, he could take part in the competition now

Dài quá chịu luôn

câu dk loại 2

sao lai la tieng anh

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.

1. He lost his money simply because he wasn't careful. (If)

=> If he hadn't been careless , he woundn't have lost his money

2. He didn't hurry, so he missed the train. (If)

=> If he had hurried, he could have caught the train.

3. We didn't go because it rained. (If it hadn't)

=> If it hadn't rained we would have gone

4. Without this treatment, the patient would have died. (If he)

=> If it hadn’t been for this treatment, the patient would have died.

5. Mr.Mills lost his job because he was late every day. ( If Mr.Mills)

=> If Mr Mills hadn't been late everyday ,he wouldn't have lost his job

6. We didn't go on holiday because we didn't have enough money. (If we)

=> . If we had had enough money we would have gone on holiday.

1. He lost his money simply because he wasn't careful. (If)

=>if he had been cafeful, he would not have lost his money

2. He didn't hurry, so he missed the train. (If)

=>If he had hurried, he would have missed.

3. We didn't go because it raines. (If it hadn't)

=>If it hadn't rained, we would have gone.

4. Without this treatment, the patient would have died. (If he)

=>If he hadn't been for this treatment, the patient would have died

5. Mr.Mills lost his job because he was late every day. ( If Mr.Mills)

=>If Mr.Mills losts his job ,he lates every day

6. We didn't go on holiday because we didn't have enough money. (If we)

=> If we had had enough money, we would have gone holiday

7. I was sick yesterday, so I didn't go to class (If)

=>If I am sick, I don't go to school

8. Because Alan never eats breakfast, he always overeats at lunch (If)

=>If Alan never eats breakfast, he always overeats at lunch

9.Fred wouldn't do that if he didn't have your permission (Unless)

=>Unless Fred had your permission, he wouldn't for that

10. If no more guests come, there will be enough food for everyone. (Unless)

=>Unless no more guests come, there will not be enough food for everyone

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 

1.If it had been cold,...

2.If John had came,...

3.Claire would have bought .....

4.If the joke hadn't been funny...

5) hình như đề sai :WE wouldn't have left it if it hadn't been really noisy

tất cả là câu đk loại 3

1. was 

2.came

1. If my parents allowed me to go, I wouldn't have to stay at home.

2. If the computer hadn't broken down, I wouldn't have had to stop my work.

3. If she didn't love him, she wouldn't forgive he easily.

4. If you had often talked to them, they would have understood you.

5. If I had had a dictionary, I could have looked the word up.

6. If Sandra had got her camera, she could take a photo.

7. If I didn't have to work tomorrow evening, I would meet you.

8. If it hadn't been raining, we could have had lunch in the garden.

9. If Susan had got a watch, she wouldn't be often late for work.

10. If he didn't smoke forty cigarettes a day, he wouldn't cough a lot.

11. If I had a boat, I would sail around the world.

12. If they had had a garden, they would have grown vegetables.

13. If I had known his address, I would have given it to you.

14. If the doctor hadn't been so late, he could have seen many patients.

3 we had had a map, we wouldn't have got lost.

4 we hadn't stayed up late last night, we wouldn't have been so tired.

5 he had been able to answer  the questions, he wouldn't have failed the exam.

-Câu điều kiện loại 3 diễn tả điều không thể xảy ra ở quá khứ: If + S  + V(quá khứ hoàn thành), S + would/could + have + PII+......