Put the verbs in the correct tense:
1. I (think) he's away.
2. You (know) what I (mean).
3. She always (complain).
4. We always (start) at nine.
5. While the exam (approach), you (take) a lot of books and (learn) the most important material.
6. I (think) about our exam.
7. I (not see) what the problem is.
8. Why (you look) at me like that?
9. Now I (understand) what she wants.