---Are your workers(工人)?---No, .A. friend; they aren’tB. sister; they are C. grandparents; they aren’t
Our garden is very beautiful, ____ in spring.
— Whose room is this? — It’s ____.
The Kings ____ Beijing at ten last night.
— Can you see ____ sheep eating grass on the hill? — Sure I can.
— We have known something about the accident, but we need more ____. Can you help us? — Yes, sir.