题目内容
I’m very tired. I _______ on the night shift for several weeks.?
A. worked B. had worked
C. have been working D. have worked?
C?
解析:
指过去到现在一直进行的动作。由于“上夜班到现在仍未终止”,故应用完成进行时而不用现在完成时。
练习册系列答案
相关题目
题目内容
I’m very tired. I _______ on the night shift for several weeks.?
A. worked B. had worked
C. have been working D. have worked?
C?
指过去到现在一直进行的动作。由于“上夜班到现在仍未终止”,故应用完成进行时而不用现在完成时。