1.  Esther’s arm hurts. She (present simple + not) write very well.

2. You (future simple) give up smoking, if you really want to.

3. David (past simple) run the marathon when he was younger.

4. She (past simple + not) speak about what had happened.

5. My father doesn’t think he (future simple) pick us up after the concert.

6. I have never (past participle) understand why he refused that job.

7. Carla (present simple) speak three languages.

8. I (future simple + not) come to the party tonight.

9. When I was young, I (past simple) eat anything and not get fat.

10. We (past simple + not) go sailing yesterday.