The room is in a terrible mess; it ______ cleaned.A、mustn’t have beenB、shouldn’

游客2023-09-25 83

问题 The room is in a terrible mess; it ______ cleaned.

选项 A、mustn’t have been
B、shouldn’t have been
C、can’t have been
D、wouldn’t have been

答案 C

解析对过去否定的推测用“can’t have+过去分词”。

转载请注明原文地址:http://tihaiku.com/zcyy/3043752.html

相关试题推荐

随机试题

最新回复(0)

Theslightest(care)______indrivingcanresultinaterribleaccident.careles