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【单选题】
系统默认每个工作簿有几张工作表A.
10
B.
5
C.
7
D.
3
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反馈参考答案：
举一反三
【简答题】Three kids have been learning chemistry for only a few months. But they have already begun to challenge (挑战) a world famous scientist! Li Weichi, Huang Runling, and Xiao Yan are from Zhongshan Huaqiao...
【简答题】A．They have already existed. B．They will come into being in the future. C．They are only people's unrealistic dreams. D．They may be put into commercial use very soon.
【简答题】阅读理解 Three kids have been learning chemistry for only a few months. But they have already begun to challenge a world famous scientist! Li Weichi, Huang Runling, and Xiao Yan are from Zhongshan Huaqiao...
【单选题】The couple did have a quarrel about money last night, but now they have already .
A.
taken up
B.
made up
C.
put up
D.
brought up
【单选题】They have already been to the place ____ their ancestors lived .
A.
which
B.
where
C.
when
【单选题】______ they have already solved the problem by themselves by now.
A.
Increasingly
B.
Invariably
C.
Presumably
D.
Dominantly
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