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