Question

помогите пожалуйста...
ВСТАВИТЬ "mustn"t , don"t/doesn"t have to 
 
1) I__go to school on Sundays
2) We __ make noise.Me little sister is asleep
3) I__spend much money 
4) I__ do this exercise in writing
5) He__ forget to mail this letter tomorrow
6) You__come to the party 
7) You __ to eat it if you don"t like it 
8) They __to study music this year

Answer 1

1. don't have to
2. mustn't
3.mustn't
4. don't have to
5. mustn't
6. doesn't have to
7. doesn't have to
8. doesn't have to