Помогите с заданием. Даю 20 баллов

Question

Помогите с заданием. Даю 20 баллов

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Answer 1

1. to catch
2. to study
3. do
4. buy
5. laugh
6. to hear

1. to have written
2. have forgotten
3. have gone
4. have helped
5. to have met

1. to be improving
2. to be swimming
3. be joking
4. to be working
5. to be lying