问题补充:
(·重庆高考)— you interrupt now? Can you see Im on the phone?
—Sorry Sir, but its urgent.
A. Can
B. Should
C. Must
D. Would
答案:
A. Can
B. Should
(答案→)C. Must
D. Would
解析:选C考查情态动词的用法。句意:“你偏要现在打扰我吗?难道你没有看到我正在打电话吗?”“对不起,先生,但是情况太紧急了。”must表示“偏要,硬要”。故选C项。