( )当你想邀请朋友一起去上学的时候,说:
the money on the right your son’s ? A. Do B. Does C. Is
What are these ? kittens . A. It’s B. They’re C. The’re
the boy play hockey ? A. Can B. Do C. Is
there an armchair there ? Yes . A. Be B. Are C. Is
Milk is good you . A. to B. for C. at