You ...... use your mobile phone in a plane.
should
don't have to
mustn't
My husband is cooking tonight so I ...... do it!
should
don't have to
must
I ...... study this weekend. It's my obligation as a student.
mustn't
should
must / have to
I ...... make my bed every morning. I know my parents need help at home.
should
must / have to
don't have to
If you have an important exam tomorrow, you ...... go to bed late!
don't have to
shouldn't
must
Captain America ...... fail his most important mission.
mustn't
doesn't have to
must / has to
You ...... listen to loud music. It's bad for your ears!
have to
don't have to
shouldn't
The team ...... score 5 more points if they want to win!
doesn't have to
should
must / has to
If Tom wants to be a doctor, he ...... finish university.
mustn't
doesn't have to
must / has to
Lucy has a toothache, so I think she ...... go to the dentist.
shouldn't
should
mustn't
She ...... wear a uniform at school. She can wear jeans.
doesn't have to
should
must / have to
If you are feeling sick, you ....... go to the doctor!
shouldn't
mustn't
should
You ...... carry your umbrella - it's a sunny day!
must
don't have to
should
You ...... help me now. Mum helped me this morning.
don't have to
mustn't
must
Children ...... go to school.
should
shouldn't
must / have to
She ...... finish her homework if whe wants to go out.
mustn't
must / have to
must / has to
You ...... start a fire in this forest. It is prohibited.
mustn't
don't have to
shouldn't
You ...... eat fast food every day. It's bad for you!
shouldn't
must
mustn't
You ...... feed the animals in the Zoo. It's forbiden!
must
don't have to
mustn't
Iron Man ...... stop Thanos. If not our world will be in danger!
shouldn't
doesn't have to
must / has to
You ...... do exercise every day. It's good for you!
should
shouldn't
must
They ...... study harder if they want to pass their exam.
don't have to
must / have to
shouldn't
It is against the rules to smoke in here. You ...... do it!
must / have to
mustn't
don't have to
She ...... wake up early today - it's Sunday.
doesn't have to
must / have to
mustn't