A-A+
All flights ______ because of the terribly bad
问题详情
All flights ______ because of the terribly bad weather, the passengers had to wait at the airport.
A．had been cancelled
B．having cancelled
C．having been cancelled
D．were cancelled
参考答案
正确答案：C
解析：本题的前、后两部分没有连词，由此可以推断出前半部分应该用独立结构来表示。这样一来，A和D就首先被排除掉了。又因为航班的取消需要用被动态来表示，故B也是不对的，应被排除掉。因此，只有C是唯一正确的选项。
