I ...... study this weekend. It's something that I need to do as a student.
should
mustn't
must / have to
You ...... feed the animals in the Zoo. It's banned!
mustn't
must
don't have to
I ...... make my bed every morning. My parents told me to.
don't have to
should
must / have to
You ...... do exercise every day. It's good for you!
shouldn't
must
should
You ...... listen to loud music. It's bad for your ears!
have to
shouldn't
don't have to
You ...... help me now. Mum helped me this morning.
don't have to
must
mustn't
She ...... wear a uniform at school. She can wear jeans.
should
must / have to
doesn't have to
You ...... eat fast food every day. It's bad for you!
must
shouldn't
mustn't
You ...... use your mobile phone in a plane.
don't have to
should
mustn't
They ...... study harder if they want to pass their exam.
don't have to
must / have to
shouldn't
If you are feeling sick, you ....... go to the doctor!
shouldn't
mustn't
should
If you have an important exam tomorrow, you ...... go to bed late!
don't have to
shouldn't
must
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.
mustn't
don't have to
shouldn't
If Tom wants to be a doctor, he ...... finish university.
doesn't have to
must / has to
mustn't
She ...... wake up early today - it's Sunday.
must / have to
doesn't have to
mustn't
