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A number of books______ missing from the library during the Second World War.A．beB．beingC．

2020-09-28 01:00:55 外语考试 阅读

问题详情

A number of books______ missing from the library during the Second World War.

A．be

B．being

C．is

D．are

请帮忙给出正确答案和分析，谢谢！

参考答案

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