Вставьте правильные глаголы в предложения 1) You----- work hard at your English. if you...

Вставьте правильные глаголы в предложения
1) You----- work hard at your English. if you want to know it
a) may
b) must
c) should
2) Everyone---- obey the law
a) should
b) may
c) must
3) You----- worry about the party any more I'll take care of it
a) do need to
b) needn't
c) need to
4) ------use the phone, please?
a) Must I
b) May I
c) Have I to
5) Michael---------- drive without headights, it is forbidden
a) mustn't
b) have to
c) need to
6) It is early spring now. Everybody------ eat more fruits and vegetables
a) should
b) shall
c) may
7) You----- go to school today, it is Sunday
a) don't have to
b) have to
c) can't
8) John--------- speak three foreign languages
a) can
b) may
c) must
9) You------ see a doctor
a) should
b) have
c) may to
10) Kate missed the film night, because she------ work the
a) had to
b) can
c) could

1. should
1. should
2. must
3. needn't
4. May i 
5 mustn't
6. should
7. don't have to ( can't)
8. can
9. should
10. had to