问题 选择题

______ the project in time, the staff have been working at weekends since last summer.

A.Completing

B.Having completed

C.To have completed

D.To complete

答案

答案:D

考查非谓语动词。句意:为了及时完成这些工程,自从去年暑假以来全体员工一直在周末工作。不定式表示具体的将要进行的动作,其逻辑主语为句子主语,结合语境可知选D。

单项选择题
单项选择题