题目
题型：不详难度：来源：
. ------ The door was open.
----- It ___________open. I had locked it myself and the key was in my pocket.
| A．can’t be | B．mustn’t be | C．can’t have been | D．mustn’t have been |
答案
解析
核心考点
试题【. ------ The door was open.----- It ___________open. I had locked it myself and 】；主要考察你对虚拟语气等知识点的理解。[详细]
举一反三
____________you leave now, since here so much work has not been done yet?
| A．Shall | B．Must | C．Should | D．Can |
They took the injured straight to the nearest hospital. Otherwise some of them____________
| A．died | B．would die | C．might have died | D．could die |
| A．should not be let | B．must not be let | C．should not be allowed | D．must not be allowed |
| A．is | B．have | C．must be | D．must have |
–No wonder your boss blamed you. With all the work on hand, you ____ to the cinema last night.
A shouldn’t have gone B mustn’t have gone
C couldn’t have gone D shouldn’t go
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