1. John weight for five months. (lose)

2. She comics since morning. (read)

3. She for six months. (travel)

4. They for three hours. (sing)

5. I an article for one hour. (not/write)

6. We  a bicycle for five hours. (not/ride)

7. He to learn Chinese for three years. (try)

8. He  any jobs for five years. (not/do)

9. We these shirts for two months. (wear)

10. She late in the morning for two weeks. (wake)

11. She rent for nine months. (not/pay)

12. The bird  for two hours. (fly)

13. We football for two hours. (not/play)