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