3. Use the verbs in the correct form.
1. Don’t come at 5 o’clock. I (have) an English lesson.
2. Phone me at 6. I (finish) dinner by then.
3. We can’t meet tomorrow afternoon. I (work).
4. Will you be free at 12 tomorrow. Yes, the lessons (be over) by that time.
5. When you come, we (play) chess.
6. By the time Mother comes, I (tidy up) the flat.