题目内容
—Is that man Mr. Smith? —It ______ be him. He has gone to New York on business.
A.may not B.needn’t C.can’t D.mustn’t
练习册系列答案
相关题目
题目内容
—Is that man Mr. Smith? —It ______ be him. He has gone to New York on business.
A.may not B.needn’t C.can’t D.mustn’t