—The girl reading books Lily. —It her, she is on the playground now.A.must be; mustn’t be B.may be; mustn’t be C.must be; can’t be
Keys _______ used for ______ the doors.
The car is ______ expensive. I don’t have ______ money to buy.
It took _________ people _________ the work.
They were _________ when they heard the _______ news.
—How about going hiking this weekend? —Sorry, I prefer _____rather than _____.