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问题: can和could 表示推测有什么区别?

Put on more clothes . You ________ be feeling cold with only one shirt on.
A. can B. could C. would D. must

解答:


can和could都可表示推测(possibility),但是can常用在疑问句中。如果can用在肯定句中,只能表示一般性的推测,意思是"有时会"sometimes