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