Question

Grammar
Choose the correct tense.
1 The robber had left/had been leaving
before the police arrived.
2 He was angry because somebody had
been taking/had taken his keys.
3 How long had you been waiting/had you
waited before the ambulance arrived?
4 By the time we got there, the firefighters
had put out/had been putting out the fire.
5 They were tired because they worked/had
been working all night.

Answer 1

1 The robber had left before the police arrived.

2 He was angry because somebody had taken his keys.

3 How long had you been waiting before the ambulance arrived?

4 By the time we got there, the firefighters had put out the fire.

5 They were tired because they had

been working all night.