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