单项选择题

Many a way（）tried already.

A．has been
B．are
C．being
D．have

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单项选择题

Hadn't the bus broken down, we（）the train.

A．catch
B．had caught
C．could catch
D．should have caught

单项选择题

Never（）! Josh met such a complicated situation.

A．did
B．could
C．will
D．had

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