問題詳情

19.I started this project early this year. So far, I ___ on this project for nearly a year.
(A) have worked
(B) had worked
(C) have been working
(D) had been working

參考答案

答案:A,C
難度:適中0.401189
統計:A(306),B(132),C(587),D(192),E(3)

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