giúp mình với mai mình học rồi

Excercise 2: 

1) Do you know whose this coat is ?

2) Jo’s training accident prevented her from taking part in the race

3) Bicycles must not be ridden on the station platform

4) Alan finds it amazing to see that the passport office closed when he arrived

5) You don't need to book tickets for the show in advance

6) The top shelf was too high for the children to reach

7) I would rather you started work next week

8) The teacher asked her class if they remembered what they had to do

9) Carol hardly loses her temper with her staff

10) We run out of ice-cream

Excercise 3:

1. It is not worth asking George to help.