Tìm các lỗi sai trong các câu sau:
1. I was play football when she called me.

=> was playing
2. Was you study Math at 5 p.m. yesterday ?

=> Were you studying
3. What was she do while her mother was making lunch ?

=> was she doing
4. Where did you went last Sunday ?

=> did you go
5. They weren't sleep during the meeting last Monday.

=> didn't sleep
6. He got up early and have breakfast with his family yesterday morning.

=> had
7. She didn't broke the flower vase. Tom did.

=> break
8. Last week my friend and I go to the beach on the bus.

=> went
9. While I am listening to music, I heard the doorbell.

=> was listening
10. Peter turn on the TV, but nothing happened.

=> turned