1, aware

2, when

3, diseases

4, cure

5, changed

6, was

7, much

8, medication

9, many

10, solve

V/

1, we didn't be used to clean the house by our mother

2, there is a train leaving at ten o'clock every morning

3, how long is it since you last saw her?

4, there didn't use to be as heavy traffic on the road as now

5, he is going to have someone redecorate his room with some furniture

6, while i was walking in the country, the rain began to fall

7, there will be a meeting organized by green peace at the town hall next tuesday

8, the water was not warm enough for the children to swim

9, chris asked steve if he realized what the time was

10, i study abroad so that i can improve my english

$Làm$

1. diseases

2. when

3. aware

4. cure

5. was

6. changed

7. much

8. medication

9. many

10. solve

A,

1. We didn't be used to clean the house by our mother.

2. There is a train leaving at ten o'clock every morning.

3. How long is it since you last saw her?

4. There didn't use to be as heavy traffic on the road as now.

5.

6. While i was walking in the country, the rain began to fall.

7. 

8. The water was not warm enough for the children to swim.

9. Chris asked steve if he realized what the time was.

10. I'm a study abroad so that i can improve my english.

$#Don$