问题
选择题
Kate ________ on her new novel, which is supposed to come out next month.[ ]
A. has been working
B. had worked
C. will be working
D. was working
答案
答案：A
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Kate ________ on her new novel, which is supposed to come out next month.[ ]
A. has been working
B. had worked
C. will be working
D. was working
答案：A