We _________ study for the test because it's been cancelled. (x)
Don't have to
The doctor said that I _____________ exercise regularly to stay healthy. (✓ )
Must
They ____________ attend the party if they don't want to. (x)
Don't have to
We ________ study for the exam next week. (✓ )
have to
You ________ wear a helmet while riding a bike. (✓ )
Must
I _____ study for my exams this weekend. (✓ )
have to
Halil _________ go to work tomorrow, it's a national holiday. (x)
doesn't have to
I ____________ wake up early tomorrow. It's Sunday. (x)
Don't have to
We ________ be quiet during the movie. (✓ )
have to
He ________ forget his passport when he travels abroad. (x)
must not / mustn't
They ________ be at the airport by 7 am tomorrow. (✓ )
Have to
They ________ clean the house today, we can do it tomorrow. (x)
Don't have to