—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
Our music teacher is a beautiful girl. She is like a sister _____us.
There is a very big river _____ their school _____ the village.
It’s easy ________ chess.
How long does it take you _____ to work?
_____ our group, Li Fei often goes to bed late _____ school nights.