—Shall we finish the project two days ahead?
—I’m afraid we , in case the heavy storm es suddenly.
A. may
B. will
C. can
D. must
网友回答
A. may
B. will
C. can
(答案→)D. must
解析:考查情态动词:A. may可以B. will将要C. can能D. must必须,句意——-我们要提前两天完成工作吗?--恐怕我们必须这么做,以防暴风雨突然到来。选D。