问题补充:
--Oh? you leave ? Stay a bit longer.
-- Sorry, I’ve got an early start tomorrow morning
A. Must
B. Can
CMay
D. Would
答案:
(答案→)A. Must
B. Can
C. May
D. Would
解析:情态动词辨析。A. 必须;一定 B.能;能够 C.可以 D. 会;愿意。句意:哦,你必须离开吗?再待一会。——抱歉,我明天早晨得早点起来。结合语境可知选A为最佳答案。
句意: