mn giúp tui nhe cảm on mn nhiều

1. How do you get to school?

- Wh- do/does S V?

2. Up to now we haven't met him

- S have/has not VPII

3. While I was doing my homework, he was watching TV

- while QKTD, QKTD

4. When they lived in the countryside, their parents worked hard on the farm

- S V-ed/C2

5. She was a student 5 years ago

- S was/were N.

6. A child is playing happily with his toys

- S am/are/is Ving