．—Where did you go last weekend? —ChenDu we got to the station almost half an hour earlie

问题补充：

．—Where did you go last weekend?

—ChenDu, we got to the station almost half an hour earlier than the bus.

—So you in such hurry.

A. needn’t have been

B. couldn’t have been

C. shouldn’t have been

D. mustn’t have been

答案：

(答案→)A. needn’t have been

B. couldn’t have been

C. shouldn’t have been

D. mustn’t have been

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