Question

— Is Mr. Smith driving here? —I’m not sure. He ______ come by subway. A．may B．shall C．

— Is Mr. Smith driving here? —I’m not sure. He ______ come by subway. A．may B．shall C．need D．must

Answer 1

A

试题分析：句意：——史密斯先生将开车来这儿吗？——我不确定。他可能乘坐地铁来。A. may “可能”，表示没有把握的推测；B. shall将要；C. need 需要，表示必要的；D. must 一定，表示有把握的推测。根据I’m not sure.可知这是没有把握的推测，故用情态动词may。故选A。