1. I (to do) morning exercises. 2. He (to work) at a factory. 3. She (to sleep) after dinner. 4. We (to work) part-time. 5. They (to drink) tea every day. 6. Mike (to be) a student. 7. Helen (to have) a car. 8. You (to be) a good friend. 9. You (to be) good friends. 10. It (to be) difficult to remember everything.

Решение:

Нужно преобразовать глаголы в скобках в форму Past Simple.

1. I did morning exercises.
2. He worked at a factory.
3. She slept after dinner.
4. We worked part-time.
5. They drank tea every day.
6. Mike was a student.
7. Helen had a car.
8. You were a good friend.
9. You were good friends.
10. It was difficult to remember everything.

Ответ: 1. did, 2. worked, 3. slept, 4. worked, 5. drank, 6. was, 7. had, 8. were, 9. were, 10. was.