1) correct or not 1. John cans swim.
2. I must go now
3. I don't must see Andrew roday
4. Anna can't to speak English.
5. Last year I must sell my car.
6. Would you like to have some coffee?
7. It may rain tomorrow.
8. Can you singing?
9. Must you go? 10. I may not be here this evening. 11. Do uou use to smoke? 12. Alex musts work harder.
2) Choose the correct verbs to rewrite sentences with the same meaning.
ex-l: I know how to swim. (can/ may)- I can swim.
1. It is necessary for you to phone Martin. (must/ may)
2. It is possible that Ann will be here this evening. (can/ may)
3. It is not necessary for you to wait. (mustn't/ don't have to)
4. It's good for people to watch TV all the time. (mustn't/ shouldn't)
5. Do you want me to open a window? (shall/ will)
6. It is importent for people to cooperate. (may/ should)
7. John smoked when he was younger. (used to/ would)
8. It is possible that it will rain. (can/ may)
9. Alan knows how to speak Spanish. (can/ could) 10. I would like you to help me. (can/ should)
