If you can't sleep, you .................. drink coffee before you go to bed.
mustn't
shouldn't
don't have
I think we ........................ go now. It's late.
have to
should
must
You ___________ put your phone into flight mode when you fly.
have to
should
I think people ............... recycle more paper and glass.
must
should
have to
Passengers .................. fasten their seat belts.
should
have to
I think you ________ see a doctor, you look really sick.
have to
must
should
Do you ______________ wear a seatbelt in a car in your country?
have to
must
should
He works in a call-centre and he sometimes ______ work at night.
has to
must
should
You ___________ go to bed early tonight. You look really tired.
should
have to
The museum is free. You ......................... have to pay.
don't have to
shouldn't
mustn't
I love being on holiday and not _______________ get up early.
must
should
have to
having to
Mark's a salesman. He ............... travel a lot.
has to
have to
must
You ____________ try reading a book in English, you might enjoy it.
must
have to
should
Did you ______________ extend your visa so that you could stay for longer?
have to
must
should
You _____________ use your phone in class.
shouldn't
don't have to
mustn't
I ................ wear a uniform when I was at school.
have to
had to
must
Your uncle _____________ smoke. It's unhealthy.
doesn't have to
shouldn't
mustn't
You ___________ get a visa to visit the USA.
should
have to
I __________ get up really early yesterday. I had a meeting at 8.00.
should
had to
must
You ............ park here. It's an emergency exit.
don't have to
shouldn't
mustn't
Do you ...................... wear a tie for school?
must
have to
has to
It's our teacher's birthday tomorrow. We __________ get her a present.
must
should
have to