She ................. sing. She's terrible!!
shouldn't
You ...... go to the school on Sundays.
don't have to
If you are sick, you ...... see a doctor.
should
You ....... sign up if you want to participate, it's mandatory.
have to/must
I _____ use my cellphone for one hour everyday.
may/can
We ....... respect each other
must/have to
Be careful! That website ______ contain a virus.
may/can
Her family is rich, she .......... worry about money.
doesn't have to
You ...... sleep too late if you want to get up early.
shouldn't
It's your party. You ....... invite people you don't like.
don't have to
He ................ ground her.
shouldn't
Children .......... eat healthy food.
should
He ......... to do the test in pencil.
has to
You .......... go to school if you are sick.
shouldn't
If you share your password, someone ______ access your account.
may/can
She .......... stay on her cellphone all day.
shouldn't
I .... study for my English test
should/ought to/have to/must
Each one of them have a computer, they .......... share.
don't have to
They .......... calm down.
should
You ............ be 18 to be allowed to drive.
have to/must
You .......... be so rude to your classmates!
shouldn't
You ...... remember to feed the dog.
must/have to