( )1.—Where are Maria and Kangkang?
—They _____ England.
A. have been to B. are away C. have gone to D. had been in
( )2._____ the Great Green Wall, the land produces (生产出) more crops.
A. Thanks for B. Thanks to C. Thank to D. Thank for
( )3.I think that you have made so rapid _____ in math.
A. a progress B. progress C. progresses D. progressed
( )4.—How do you like Beijing, Miss Read?
—I’ve no idea. I _____ there.
A. have gone B. have been C. haven’t been D. haven’t gone
