问题补充:
--- How long in Beijing? --- For just the weekend. I’ll be back for work next Monday morning.
A. have you stayed
B. are you staying
C. did you stay
D. do you stay
答案:
A. have you stayed
(答案→)B. are you staying
C. did you stay
D. do you stay
解析:考查将来时的表达法。句意:—你要在北京待多久?—只待周末。下周一就回来上班。本题用进行时代替将来时,表示按照计划安排要做的事情,而且动词也是表示位置变化的stay。故B正确。