单项选择题

Where is my pen I ______ it.

A．might lose
B．would have lost
C．should have lost
D．must have lost
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单项选择题
We ______ for her because she never came.
A．needn't wait
B．shouldn't have waited
C．mustn't wait
D．mustn't have waited
单项选择题
She told us ______ story that we all forgot about the time.
A．such an interesting
B．such interesting a
C．so an interesting
D．a so interesting
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