题目内容
______ in the queue for half an hour, the old man suddenly realized he had left the cheque in the car.
A. Waiting B. To wait C. Having Waited D. To have waited
C
解析:有明显的先后关系,故要用ing的完成式。
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题目内容
______ in the queue for half an hour, the old man suddenly realized he had left the cheque in the car.
A. Waiting B. To wait C. Having Waited D. To have waited
C
解析:有明显的先后关系,故要用ing的完成式。
|