1,I was play football when she called me.

   I was playing football when she called me.

2,Was you study Math at 5p.m yesterday?

  Was you studying Math at 5p.m yesterday?

3,What was she do while her mother was making lunch?

  What was she doing while her mother was making lunch?

4,Where did you went last Sunday?

   Where did you go last Sunday?

5,She didn't broke the flower vase . Tom did.

  She didn't break the flower vase . Tom did.

6,Last week my friend and i go to the beach on the bus.

  Last week my friend and i went to the beach on the bus.

   xin hay nhất ạ

1. was play = > was playing

2. Was = > Did

3. was = > did

4. went = > go

5. broke = > break

6. go = > went