____________________________ (她不可能已上交论文) for she didn’t start until yesterday. S

游客2024-05-29 47

问题 ____________________________ (她不可能已上交论文) for she didn’t start until yesterday.

选项

答案 She can’t have turned in her paper

解析 ①考查情态动词表推测的用法，can/could/may/might/must have done用于表示对过去发生的动作的主观判断，must的否定形式用can’t，不能用mustn’t。②“上交”可译作turn in。

转载请注明原文地址:http://tihaiku.com/zcyy/3611104.html

相关试题推荐

随机试题

最新回复(0)

____________________________(她不可能已上交论文)forshedidn’tstartuntilyesterday.S