Ex. 4. use must (not) or need (not) to complete the sentences.
1. you go to school this morning unless you wish to do so. 2. you go to school because you may give your cold to your classmates. 3. your father is very busy so you disturb him. 4. this is so easy that you ask your father to help you: you can manage it by yourself. 5. debra have asked the teacher but she did. 6. nicholas have failed to understand or he wouldn't have asked the teacher to explain the point again. 7. you have told him to go in such a rude way 8. be a misunderstanding, she looks hurt. 9. you go or i shall be lost without you. 10.1 am sure you go just yet, even though you have said you 11. you pay tax on most things that you buy abroad. 12. if you are russian, you have a visa to get to britain, but you any if you go to turkey.
Объяснение:
1. need not
2. must not
3. must not
4. need not
5. need not
6. must
7. must not
8. must
9. must
10. must not, need to
11. must
12. must, need not