单项选择题

All flights ______because of the snowstorm, we decided to take the train instead.

A．were canceled
B．had been canceled
C．having canceled
D．having been canceled
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单项选择题
Her face was______ by rage.
A．distracted
B．distinguished
C．distorted
D．distressed
单项选择题
I decided to go to the library as soon as I ______
A．finish what I did
B．finished what I did
C．finished what I was doing
D．would finish what I was doing
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