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【简答题】
设f 0 (x)=cosx，f 1 (x)= f 0 ＇(x)，f 2 (x)= f 1 ＇(x)，…，f n+1 (x)= f n ＇(x)，n∈N*，则f 2011 (x)= .
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【单选题】American hopes that pressure from the US will force Japan to suddenly dismantle its trade barriers are almost certain to evaporate in disappointment①. The fact is that Washington faces an obstacle far...
A.
Trade War between Japan and the US
B.
It's time to Remove Japanese Trade Barrier
C.
The US Desires to Reduce a Japanese Surplus in Trade
D.
Why Japan Won't Submit to US Trade Demands
【简答题】n. 智慧;明智;才智
【单选题】39 There is a mounting pressure on public lands to satisfy US energy demands_____.
A.
many Americans are unhappy with energy development in foreign countries.
B.
quite a few public lands are banned for energy development.
C.
the U.S. is demanding more and more energy.
D.
many Americans think public lands are being abused.
【简答题】如果说“祖国”这个概念强调的是自然性和民族性,那么“国家”这个概念则更突出( )。 A政治性 B阶级属性 C主观性 D职能性
【简答题】i______________ n.智力,智慧,才智,天分
【简答题】书面表达 你帮助过别人吗?别人帮助过你吗？你当时有什么想法或感觉呢?请用英语写出来。
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