问题补充:
—When will Mother come back?
—She to be here by eight o’clock tonight.
A. is supposing
B. supposed
C. was supposed
D. is supposed
答案:
A. is supposing
B. supposed
C. was supposed
(答案→)D. is supposed
解析:考查短语be supposed to“应该”,根据时间状语tonight可知要用现在时态。句意:妈妈什么时间回来?她应该今晚八点到这。