I think we ........................ go now. It's late.
Must
Have to
Should
I ................ wear a uniform when I was at school.
had to
have to
must
You ............ park here. It's an emergency exit.
shouldn't
must
mustn't
I think people ............... recycle more paper and glass.
have to
should
must
The museum is free. You ......................... have to pay.
don't have to
shouldn't
mustn't
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 their hair regularly.
must
have to
should
Do you ...................... wear a tie for school?
must
have to
has to
Passengers .................. fasten their seat belts. (Hint: in a plane)
have to
should
must
You ___________ put your phone into flight mode when you fly.
have to
must
should
ought to
He works in a call-centre and he sometimes ______ work at night.
must
shouldn't
has to
should
I __________ get up really early yesterday. I had a meeting at 8.00.
should
must
had to
shouldn't
