You ___ take of your shoes if they are clean.
needn't
have to
must
mustn't
Students ___ turn off their mobiles during the lesson or the teacher will take them away.
needn't
don’t have to
musn't
must
In most Arab countries, you ___ eat with your left hand. You should use your right hand.
musn't
don't have to
needn't
must
I don't spend a lot of time on my bedroom.
many
much
Do you get lots of tourists here in the summer?
many
much
We ___ waste any more time.
have to
musn't
must
don't have to
At school, we ___ wear a white shirt and blue paints.
needn't
musn't
have to
must
I ___ leave early today because of the doctor's appoinment.
mustn't
must
have to
needn't
You ___ bring the towel . There are some towels at swimming pool
don't have to
must
mustn't
have to
In Britain, we ___ drive on the left.
have to
must
You ____ step on the grass in the park.
needn't to
musn't
must
don't have to
In Viet Nam, we _____ wear a helmet when you drive on the street.
have to
must
