We ____ smoke at school.
mustn't
You've had a long journey, you___ be tired. Please, take a seat.
MUST/SHOULD
If you go to a birthday party, you ___ to take a present. But if you are strapped for cash a postcard will do
are supposed
You ____ wear a seat belt when driving a car
have to
You ____ a new smartphone for me. I`ve already ordered the one from Rozetka.
DON'T NEED / HAVE TO
Your birthday is in April? You ___ be an Aries!
MUST
- Someone knocked at the door. - It ___ the postman, I don't know.
might/ may/ could
Laura could know the answer. You ____ ask her, it`s a good idea
should/ ought to/ had better