6 .My father bought a new car last month.
7. They went to school yesterday.
8.Why did you don't get up early yesterday morning?
9. We won the fist prize last Sunday.
10. I red an interesting book last night.
11. Mr. Ba ate noodle yesterday.
12.They visited Ha Noi 2 days ago.
CHÚC BẠN HỌC TỐT!!