1: When I entered the room,everyone (dance)....
2:I first met her two years ago when we(study).....at Oxford University
3:He fell down when he (run)....towards the church
4:Mark was listening to music while his sister (read).....a book
5:While I (watch)......TV last night,a mouse ran across the floor
6: Who......(you/talk) to when I came?
7:We(prepare).....for going home when it began to rain
8:I(sit)......in the waiting room when I heard someone call me
9: I bought romano whenever I (go).....to Maximart
10:Michael(use to play).......water sports when he was younger
11: He(use to go)...... swimming when he was a child
12: Pasteur(live).....in the 19th century
13: When Mrs Brown arrived home after a hard day at work,her children (sleep)......