Question

1) When world war II (break) out Tom's parents (live) in Germany

2) When I (enter) the office, the office boy (sleep)

3) Mary (fall) while she (get off) the bus​

Answer 1

1) When world war II broke out Tom's parents were living in Germany

2) When I entered the office, the office boy was sleeping

3) Mary fell while she was getting off the bus​