english
--She may not be free today. --- ,we'll have to put off the meeting. A. If not B If she may not C If she may not be free today which one ? why
--She may not be free today. --___ ,we'll have to put off the meeting. A. If not B If she may not C If she may not be free today 正确答案:A 译文:-她今天可能没有空. -如果这样的话,我们将不得不推迟这个会议. 解析:If not 为if she is not free的省略形式,这是一个真实的的句子,所以不用表示可能性的情态动词may。
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