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.When if he had seen her, Mattew just shook his head.A.askingB.askedC.being aske

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.When if he had seen her, Mattew just shook his head.A.askingB.askedC.being aske

.When _____ if he had seen her, Mattew just shook his head.

A.askingB.askedC.being askedD.being asking

试题答案

B

解析