单项选择题

It is essential that all these figures______twice.

A．being checked
B．are checked
C．checked
D．be checked
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单项选择题
He didn’t come to the party last night. He ______to see us.
A．might not have wanted
B．could not have wanted
C．should not have wanted
D．ought not to have wanted
单项选择题
If I were in that situation, then it would be about time that I ______my head in my hands for a cry.
A．bury
B．am burying
C．buried
D．would bury
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