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
()He spent about twenty-three _____. A. week B. hour C. hours
()____ was a great day. A. It B. They C. He
()Did you go to ____ zoo? A. a B. an C. the
()When ____ he born? A. were B. was C. did
()Did you go to ____ farm? A. an B. a C. the