Put the Modal vebs where necessary.
1. ... you speak English? – No, I ... . 2. ... I come in? 3. The pupil ... do the exercises. 4. Mike ... run very fast. 5. If you finished your work, you ... go home. 6. I ... help my mother today. 7. Everybody ... come to college in time. 8. We ... learn the new words on English. 9. She ... not to buy bread.