. —It was crazy _________ you to let such a young girl drive your car.—I agree with you. It's impossible ______ the girl to do it.
I don’t know when my son ________ back. When he_________ back, I’ll call you.
---Must I finish doing my homework now, Mum? ---No, you ________.
---_______ beautiful music it is!
He’s hardly late for school, ?
Some Math problems are difficult for the students work out.