Fill in the gaps using the word in the brackets. These sentences are in the past perfect.

Example:

After they ____________________ (eat) the shellfish, they began to feel sick.

After they had eaten the shellfish, they began to feel sick.

1.  We went out when we [ ] (finish) our dinner.

2.  The garden was dead because it [ ] (be) dry all summer.

3.  She told me that she  [ ] (study) a lot for the exam.

4.  The children [ ] (do) their homework, so they weren't in trouble.

5.  We could go to the concert because we  [ ] (bring) our tickets.