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问题 单项选择题

关于这张古代作战图，下列说法正确的是（）。

A.战役发生在南北朝时期

B.交战双方是齐国和韩国

C.历史上称其为“马陵之战”

D.孔膑、白起是交战双方的指挥者

答案

参考答案：C

选择题

下列矿产与主要出产国搭配不正确的是[ ]

A、黄金——南非

B、铝土——几内亚

C、铜——赞比亚

D、石油——刚果

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单项选择题

You are getting project performance information as your project is being executed. Based on the performance information, forecasts are updated and reissued. Some factors that could change as forecasts are updated include ______ .

A) estimate to complete
B) estimate at completion
C) estimate to complete and estimate at completion
D) none of the above
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