1) had
2) were watching, came
3) was driving, was snowing
4) thinks
5) hear, is playing
6) loves
7) was driving, stopped
8) were listening
9) do not understand, is saying
10) was running, saw
Объяснение:
1) She had tea at 5 o` clock yesterday.
2) We were watching the film when the parents came home.
3) While Bob was driving home , it snowed hard.
4) Ann thinks it is difficult to learn languages.
5) I hear a nice melody. Who is playing the piano?
6) Sue loves her mum and dad.
7) Yesterday at 5 o`clock when I was driving the car it suddenly stopped.
8) They were listening to funny stories the whole evening yesterday.
9) I do not understand what the teacher is saying now.
10) When Alec was running along the street, he saw his neighbour.