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