A. Câu bị động

1/ People have to follow the rules.

2/ Nam is going to buy a new car tomorrow.

3/ Someone broke into the house yesterday.

4/ Jim's sister will buy a car next month.

5/ They were cooking some cakes in the garden at 2pm 2 days ago.

6/ My mom has painted 2 pictures so far.

7/ Tina had bought 2 books before you came yesterday.

8/ You should visit your grandparents soon.

9/ My teacher walks her dogs everyday in the park.

10/ Julia ought to meet the doctor tomorrow.