选出不同类的一项。 ( )(1)A.Canada B.Mexico C.American ( )(2)A.these B.those C.there ( )(3)A.letter B.email C.stamp ( )(4)A.reading B.dancing C.sing
_____ she need a computer.A. Do B. Does C. Is
I am sending these postcards ____ Canada.A. in B. on C. to
Where _____ the traffic lights?A is B. are C. have
We buy stamps ______ .A. at the post office B. in a bicycle shop C. in a restaurant
She ____ a stamp for his letterA. need B. needs C. to need.