问题
单项选择题
All flights ( ) bemuse of the snowstorm, we decided to go by sea.
A．were canceled
B．having canceled
C．having been canceled
D．had been canceled
答案
参考答案：C
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All flights ( ) bemuse of the snowstorm, we decided to go by sea.
A．were canceled
B．having canceled
C．having been canceled
D．had been canceled
参考答案：C