问题
选择题
— Has James finished his report on his Enquiry Learning yet?
— I'm not sure. She _____ on it last week. [ ]
A. was working
B. has worked
C. worked
D. had worked
答案
答案：A
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— Has James finished his report on his Enquiry Learning yet?
— I'm not sure. She _____ on it last week. [ ]
A. was working
B. has worked
C. worked
D. had worked
答案：A