Write down each question on your exercise book thenchoose the best answer for each one of them.
A. Exercise about Obligation
1. The doctor says, L(don't have to, mustn't have
to,must)eat a healthy diet.
2. You_(must,don't have to, mustn't have to)touch
that! It's dangerous.
3. You can wear what you like for the party.
You__(must,don't have to, mustn't have to dress up.
4. L(mustn't, don't have to must have to)go to the
shops today because my mom's already been.
5. You_(don't have to,must have to, mustn't) talk to
him like that. It is rude!
6. I know I really _(don't have to,must have to,
mustn't) study more!
7. How many exercises did the teacher say
we__(must don't have to, mustn't have to)do?
8. If students pass their exams in June they-_(must,
don't have to, mustn't have to) study in the autumn?
9. All passengers_(don't have to must have to,
mustn't)fasten their seatbelts.
10. You__(mustn't, must have to,don't have to tell
anyone about this. It's a secret.

plissssss jawab dong ​