look!it__be new headmaster.-it__be him.he went to US A.can;mustn'_英语解答

look!it__be new headmaster.-it__be him.he went to US A.can;mustn't B.can;can' tC.must canD.must may

人气：194 ℃　时间：2020-06-16 22:35:05

解答

选B.
第一个表猜测,不是很肯定；第二个是非常肯定“他不是新校长.”所以应是“must not”,但must表猜测时的否定形式应该是“can't”,所以选择
B.