5 Put the verbs in brackets into the correct tense, Past Perfect or Past Perfect Continuous.
1 Bertha
(drive) for three
hours when it started to rain.
2 Thomas
(never/eat)
frogs' legs before his trip to Paris.
3 Jenny was cold because she
(stand) at the bus stop since six o'clock.
4 The children
(already/finish)
their homework by the time the film started.
5 Colin
flute for three years when he gave his first concert.
6 The football team decided to celebrate after they
(win) the match.
7 Mr Franks complained to his neighbours because
their dog
(bark) all night long.
8 The robbers
... (escape)
before the police arrived at the bank.
9 Bob
(try) to get
tickets for the play since the previous week.
10 Phil couldn't take any photographs because he
(break) his camera.
BE
(play) the

1 Bertha had been driving for three hours when it started to rain.
- We use the past perfect continuous tense here because we are talking about an action that started in the past and continued up until another point in the past. Bertha started driving in the past and she continued driving for three hours until it started to rain.

2 Thomas had never eaten frogs' legs before his trip to Paris.
- We use the past perfect tense here because we are talking about an action that happened before another point in the past. Before Thomas went to Paris, he had never eaten frogs' legs.

3 Jenny was cold because she had been standing at the bus stop since six o'clock.
- We use the past perfect continuous tense here because we are talking about an action that started in the past and continued up until another point in the past. Jenny started standing at the bus stop at six o'clock and she continued standing there until she felt cold.

4 The children had already finished their homework by the time the film started.
- We use the past perfect tense here because we are talking about an action that happened before another point in the past. The children finished their homework in the past and then the film started.

5 Colin had been playing the flute for three years when he gave his first concert.
- We use the past perfect continuous tense here because we are talking about an action that started in the past and continued up until another point in the past. Colin started playing the flute in the past and he continued playing it for three years until he gave his first concert.

6 The football team decided to celebrate after they had won the match.
- We use the past perfect tense here because we are talking about an action that happened before another point in the past. The football team won the match in the past and then they decided to celebrate.

7 Mr Franks complained to his neighbors because their dog had been barking all night long.
- We use the past perfect continuous tense here because we are talking about an action that started in the past and continued up until another point in the past. The dog started barking in the past and it continued barking all night long.

8 The robbers had escaped before the police arrived at the bank.
- We use the past perfect tense here because we are talking about an action that happened before another point in the past. The robbers escaped in the past and then the police arrived at the bank.

9 Bob had been trying to get tickets for the play since the previous week.
- We use the past perfect continuous tense here because we are talking about an action that started in the past and continued up until another point in the past. Bob started trying to get tickets in the past and he continued trying until the previous week.

10 Phil couldn't take any photographs because he had broken his camera.
- We use the past perfect tense here because we are talking about an action that happened before another point in the past. Phil broke his camera in the past and then he couldn't take any photographs.