问题补充:
—I’m going to the States.
—How long you in the States?
A. are; stayed
B. are; staying
C. have; stayed
D. did; stay
答案:
A. are; stayed
(答案→)B. are; staying
C. have; stayed
D. did; stay
解析:考查时态:句意:--我要去美国。--你要在美国待多久。从第一句话可知用一般将来时,只有B是现在进行时表示一般将来时,选B