The construction of the two new railway linesby now.A. have been completedB. has been comp

发布时间：2020-08-17 08:56:12

The construction of the two new railway lines    by now.
A. have been pleted
B. has been pleted
C. has coompleted
D. have pleted

网友回答

A. have been pleted
B. has been pleted
C. has coompleted
D. have pleted
解析：B。考查动词时态和语态。由时间状语by now直到目前为止可知应该用现在完成时，铁路线与建完之间是被动关系所以要用被动语态的现在完成时，句子的主语是抽象名词短语，用单数谓语因此B是正确答案
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