I didn't send you a present because I didn't have your address

☛ If I had yours address, I would send you a present

If I had had your address, I would have sent you a present

I. Rewrite the sentences，beginning as shown：

1. They don't have enough time so they cannot do me a favour.

If they had enough time, they could do me a favour.

2.I can't send you a postcard if you don't give me your address.

Unless you give me your address, I can't send you a postcard.

3. He lost his savings because he wasn't careful.

If he had been careful, he wouldn't have lost his savings.

4. If he were not so lazy，he would be more successful.

Were he not to be so lazy, he would be more successful.

5. If you had finished your work，you would have been awarded

Had you finished your work, you would have been awarded.

6. Bill never does anything unless you tell him what to do.

If you don't tell Bill what to do, he never does anything.

1. I don’t know your address, so I can’t write you a letter.
 If ………I knew you address, I could write you a letter. …………………………………………………………………………………………..
2. I live in a countryside because I don’t have a house in the city.
 If ………I had a house in the city, I wouldn't live in a countryside…………………………………………………………………………………………..
3. If you don’t start early, you will miss the train.
 Unless……you start early, you will miss the train. ………………………………………………………………………………………...
4. She didn’t call me last night because she didn’t know my phone number

 If…………she had known my phone number, she would have called me last night………………………………………………………………………………………...
5. They cancelled the trip because it rained heavily.
 If ………it hadn't rained heavily, they wouldn't have cancelled the trip………………………………………………………………………………………….
6. He is overweight. He eats too much
 If …he didn't eat too much, he wouldn't be overweight……………………………………………………………………………………………….
7. The room is cold because they leave the door open.
 If …………they didn't leave the door open, the room wouldn't be cold……………………………………………………………………………………….
8. Unless she works hard, she will fail the next exam.
 If…she doesn't  work hard, she will fail the next exam. ………………………………………………………………………………………………..
9. I didn’t buy a bicycle because I didn’t have enough money.
 I would…have bought a biccycle if I had had enough money…………………………………………………………………………………………
10. You got into so much trouble because you didn’t listen to me.
 Had…you listened to me, you wouldn't have got into so much trouble …………………………………………………………………………………………….

1. My sister (be) .............is...... seventeen now.

2. I would send you a postcard if I (have)......had.... your address.

3. I suggested (invite).........inviting.................. Miss Hoa to our wedding party.

4. have You ever (see) .............seen........... an animal like an elephant?

5. The stadium (build)................was built................... at the end of the street two years ago.

1. Is

2. Had

3. Inviting

4.Seen

5. Was built

1. My sister (be) ........is........... seventeen now.

2. I would send you a postcard if I (have)....had...... your address.

3. I suggested (invite)..........inviting................. Miss Hoa to our wedding party.

4. You ever (see) ...........Have you ever seen............. an animal like an elephant?

5. The stadium (build).............was built...................... at the end of the street two years ago.

36 know

37 had given

38 gives

39 were

36(2) got

40 would havve gone

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.

1.were 2.had 3.will give 4.like 5.wouldn’t have 6.will have 7.wouldn’t be 8.pass 9.could 10.will believe

had remembered

had remembered

had remembered

Chia động từ

1.If you (study)...study.......hard, you'll the exam.

2.If they did this exercise, they (not punish)......wouldn't punish.......by their teacher.

3.If they had helped me, I (pass)....would have pased.........the exam.

4.If we (have)....had......enough money, we would buy that house.

5.If I (know)....had knew....who you are I wouldn't have asked her your name.

6.were I (know)....knew.........your address, I would visit you.

7. Should she phone me, I (answer)...will answer....her.

8.She (know).......had knew......my address, she would have visited me.

Chia động từ

1.If you (study)......study....hard, you'll the exam.

2.If they did this exercise, they (not punish)......WOULDN'T BE PUNISHED.......by their teacher.

3.If they had helped me, I (pass)......WOULD HAVE PASSED......the exam.

4.If we (have)......HAD....enough money, we would buy that house.

5.If I (know)...HAD KNOWN....who you are I wouldn't have asked her your name.

6.were I (know).......TO KNOW.....your address, I would visit you.

7. Should she phone me, I (answer)....WOULD ANSWER...her.

8.HAD She (know)........KNOWN.....my address, she would have visited me.