I think we ........................ go now. It's late.
should
have to
must
I ................ wear a uniform when I was at school.
had to
have to
must
You ............ park here. It's an emergency exit.
must
shouldn't
mustn't
I think people ............... recycle more paper and glass.
should
have to
must
The museum is free. You ......................... have to pay.
mustn't
shouldn't
don't have to
If you can't sleep, you .................. drink coffee before you go to bed.
don't have
mustn't
shouldn't
Mark's a salesman. He ............... travel a lot.
have to
must
has to
You ...................... brush your dog's hair regularly.
should to
must
have to
Do you ...................... wear a tie for school?
have to
must
has to
Passengers .................. fasten their seat belts.
should
have to
must
You ___________ put your phone into flight mode when you fly.
must
have to
should
must to
He works in a call-centre and he sometimes ______ work at night.
has to
shouldn't
must
should
I __________ get up really early yesterday. I had a meeting at 8.00.
have to
should
must
had to
