情态动词表猜测--I heard they went skating in the mountains last winter.--It ____ true because there was little snow there.A may not be B couldn't be C might mot be D can not be

情态动词表猜测--I heard they went skating in the mountains last winter.--It ____ true because there was little snow there.A may not be B couldn't be C might mot be D can not be 情态动词表猜测现在及过去造句 英语情态动词表猜测填空My grandma ____ not remember my telephone number when i told her about it. 情态动词表推测 情态动词表 情态动词表猜测这几个情态动词,在表猜测时有何区别（包括否定形式）?may can might could 哪些情态动词表推测? 情态动词表猜测：一肯一否三不定（must一肯,can not一否,may,might,could,三不定. 情态动词表推测的反义疑问句 情态动词表推测?情态动词表推测内容是什么?有谁知道吗? 高中英语虚拟语气与情态动词表推测的异同. 求用情态动词表推测的英语对话, 英语情态动词表推测的将来时是什么? 情态动词表推测的填空题急! 情态动词表可能性和表推测有区别么 情态动词表推测可能性的强弱顺序?情态动词表推测可能性的强弱顺序谁了解呢? 情态动词表请求的用法有哪些情态动词可以表请求 情态动词表推测的比较情态动词已经完全学蒙了,我现在想知道所有情态动词表推测的层次比较