1. Yesterday, Peter did exercises, dressed and had breakfast.
-> Yesterday dùng thì QKD 

2. When he was small, he often went fishing with his grandfather.
-> QKD chỉ hành động đã xảy ra trong quá khứ
3. Don't turn on the TV. The children are learning English.

4..Yesterday, after he arrived home, he ate dinner and did homework.

5. I am looking for a bicycle, but I can't find anything good.

6. My brother often goes to school by bus, but today he is going to school by bike

7. The bus leaves at 9a.m
-> Chỉ lịch trình thì dùng HTĐ