用所给动词的适当形式填空。
1 He _____ (wash) the dishes in the kitchen when I saw him yesterday evening.
2. Some old people are happy _____ (be) with the young ones.
3. Tom says he _____ (not watch) the video film tonight.
4. How _____ Bob _____ (go) to school every day except weekends?
5. "Mun, I saw a new kind of bike. It _____ (cost) only two hundred and fifty yuan," "Oh, really?"
6. Can she _____ (run) as fast as Helen ?
7. We_____ (visit) the Great Wall next week.
8. Don't _____ (talk) now.
9. Let's_____ (try) our best _____ (finish) the work in an hour.
