Past simple and continuous

1- He was writing a report when I____________________him yesterday. (see)

All the lights__________________while we were doing our homework.(go out)

When the teacher entered the classroom, he________________the board. (clean)

We________________tennis while they were studying. (play)

Mrs. Randal was cooking lunch when the visitors_________________. (come)

We were driving down the road at 100 Km/h when the wheel ________ (fall) off.

Susan __________ (not/see) her friend because she was facing the other way.

What ___________ (you /do) at this time yesterday?

Mike feel off the ladder while he __________ (paint) the ceiling.

The pupils __________________(play) when the bell rang