--Is Mr.Brown driving here?--I am not sure.He ____ come by air A.will B.may C.need D.must为什么选C
问题描述:
--Is Mr.Brown driving here?--I am not sure.He ____ come by air A.will B.may C.need D.must
为什么选C
答
B
和前文I am not sure “我不确定”意思一致