There are so many kinds of Mp4 in the shop. We can’t decide .
—There is a smile on Miss Gao’s face.She must be________with Sam’s work.—I think so.No one did as________as him in our class.
He________go out with his parents,but now he________staying at home alone.A.used to;is used toB.is used to;used toC.use to;is used to
—Henry,you________tell the teacher if you want to go out of the classroom.—Sorry,sir.A.are supposed toB.are surprised toC.are afraid to
Don’t ask him to study too late into the night.________,he is only a small child.
Animals are our close friends.We are supposed________them.A.to protectB.protectingC.protect