Past Perfect oder Past Simple Lösungen:
1. After he had drunk a bottle of wine, he drove into a tree.
2. After we had seen the film, we couldn’t sleep/were unable to sleep.
3. Before she called a taxi, she had packed her suitcase.
4. Before my parents arrived I had had to tidy up my room.
5. After I had worked in the garden I was tired.
6. Before she won the race, she had practiced a long time.
7. We watched TV, after we had finished the lunch.
8. Before she went to the cinema, she had done her homework.
9. When he came to the stadium, he noticed, the match had already started.
10. I passed the exam, because I had learned a lot.