The museum is free. You ______ pay for the entrance.
must
should
don't have to
The river is very dangerous. You ______ swim in it.
needn't
mustn't
don't have to
We ______ do our homework every week.
has to
should
must
I _____ tidy my room. I cleaned it yesterday.
don't have to
mustn't
shouldn't
You ____ be quiet in the library. People are studying.
mustn't
must
need
We ______ wear trainers for our PE class.
mustn't
shouldn't
has to
have to
You _______ come to the party if you don't want to.
should
don't have to
mustn't
must
You ______consume too many calories or you will get fat.
shouldn't
have to
should
It's a secret. You ______ tell anyone.
mustn't
needn't
don't have to
You ______ do your homework today. You can do it tomorrow.
has to
have to
mustn't
don't have to
You look very tired. You ______ go to bed.
has to
should
mustn't
needn't
It's a sunny day. You _____ wear a hat.
shouldn't
mustn't
ought to
Tim has a headache. He _______ play video games.
needn't
doesn't have to
shouldn't
don't have to
If your tooth hurts you _________ see a dentist.
don't need to
shouldn't
should
The concert starts at 9... You _________ be on time or you won't come in.
couldn't
must
could
mustn't
You ___________ help me if you are busy. It's not a problem.
should
doesn't have to
shouldn't
don't have to
