14．Mum, you really need to have a. rest! Youin the kitchen ever since you came back home t

发布时间：2020-08-16 07:30:53


14．Mum, you really need to have a. rest! You    in the kitchen ever since you came back home three hours ago.
A. had worked
B. were working
C. have been working
D. Worked

网友回答

A. had worked
B. were working
(答案→)C. have been working
D. Worked
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