1.I (watched / was watching) the film when my parents (came/were coming) in.
2.She (had/was having) tea at 5 o’clock yesterday.
3.When the storm (began/was beginning) , Polly (left/ was leaving) the theatre.
4.While Bob (drove/ was driving) home, it ( snowed/was snowing)hard.
5.She (played/was playing) the piano while he (did/ was doing) the flat.
6.Betsy (walked/ was walking) the dog while it ( rained/ was raining).
7.When Alec (ran/was running) along the street, he (saw/ was seeing)his neighbour.
8.My grandparents (worked/were working) in the garden at 5 o’clock yesterday.