题目内容
22. _________ 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:
此处表示:老人先排队等了半小时,后来又突然想起来……。
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题目内容
22. _________ 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.
此处表示:老人先排队等了半小时,后来又突然想起来……。