考试
2021-02-25 16:00:15

(单选题)So far the construction o

题目描述

Ahave been completed

Bhas been completed

Chas completed

Dhave completed

答案解析

[db:答案解析]

B参考解析:考查主谓一致和语态。此处谓语形式应该与主语the construction一致,故谓语应该使用单数形式,故排除A和D两项;且complete与construction为动宾关系,故使用被动语态,所以选B。

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