The project ______ completed by now; but as there has been a lack of electricity it is still only half finished.

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问题 The project ______ completed by now; but as there has been a lack of electricity it is still only half finished.

选项 A、was to have been
B、is to be
C、is
D、was

答案A

解析 by now说明用完成体,原句又是对现在情况的虚拟,故选A。
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