*trăm đường chứ cô nhỉ :D

6. She went to the doctor because she was sick .

Why did she go to the doctor

7. Nam left home at 7 o'clock yesterday .

When did nam leave home yesterday

8. He taught English in the hight school .

What subject did he teach in the hight school

9. The homework was very difficult yesterday .

How was The homework yesterday

10. There are many roses in the garden .

How many roses are there in the garden