1 ...... I had gone to your party, I could have spoken to your brother

2 ........ we had had your phone number, we would have phoned you

3 ....... you had studied much, you wouldn't have failed your History exam

4 ........ we had taken a map, we wouldn't have got lost in the center of the city

5 .......we hadn't lost our plane tickets, we could have flown yesterday

6 ...... I hadn't been really tired, I would have gone to the meeting

7 ...... she hadn't worked hard, she wouldn't have got very sick

8 ....... you had studied hard, you wouldn't have failed the exam

9 ..... my car hadn't broken down, I could have arrived at the station to pick you up

10 ....... she hadn't failed the exam, her mom would have let her go out with her friends

1. I didn’t go to your party, so I couldn’t speak to your brother.

->If I went to your party, I could speak to your brother.

2. We didn’t have your phone number. We didn’t phone you.

->If we had your phone number, we would phone you.

3. You failed your history exam. You didn’t study much

->If you studied much, you wouldn't fail your history exam.

4. We didn’t take a map. We got lost in the center of the city

->If we took a map, we wouldn't get lost in the center of the city.

5. We lost our plane tickets. We couldn't fly yesterday.

=> If we didn't lose our plane tickets,we could fly yesterday

6. I was really tired. I didn't go to the meeting.

=> If I wasn't really tired, I could go to the meeting

7. She worked very hard, so she got very sick.

=> If she didn't worked very hard,she couldn't get very sick

8. You didn't study hard, so you failed the exam.

=> If you studied hard, you wouldn't fail the exam

.9. My car broke down. I could not arrive at the station to pick you up.

=> If my car didn't break down, I could arrive at the station to pick you up

10. She failed the exam, so her mom didn't let her go out with her friends.

=> If she didn't fail the exam, her mom could let her go out with her friends

nếu sai thì sorry :") tui tự làm mong đúng 

=> She asked her friends if they had to finish this project that day.

1. flying

2. making

3. flowers

4. helping

5. big

1 The game has to be canceled because of bad weather

2 This movie has been watched before

3 Their class doesn't have to be cleaned on Sunday

4 A big bowl of noodle is had for lunch by Danniel

5 Does a taxi have to be taken by Sam today?

6 My room didn't have to be repainted by me

7 A new house had to be found to live by Tim and Jen

8 Did a new jacket have to be bought by him?

9 His car will have to be repaired by Mr James next week

1-The game has to be canceled because of bad weather

1 ......Mom if she had bought those books for me

2 ...... Liz if her brother played tennis very well

3 ........if they had to finish that project that day

.......if she was going to take the level exam that weekend

→ The square in Ha Noi is bigger than the square in Hoi An.

The square in Hoi An isn't as big as the square in Ha Noi.