钛，钴，镍是否都能生成+2价和+3价的配合物

钛，钴，镍是否都能生成+2价和+3价的配合物

不幸”,却将自己置身于事外,让自己的身份成为“看客”.这篇短文的作者将自己定位于“情感中心”,以简单的文字表达自己真实的情感：悲悯与坚强都在其中,让我们看到的不仅仅是废墟,而是废墟之上悲而不屈的精神.作文能力是一种表达情感的能力,而表达情感的能力是生来俱有的,所以你的作文能力天生就有——只不过,你有时忽视了对这种天然能力的把握和挖掘.请以“自己的情感”的为中心写作文吧,这样在作文时就有“文随心动”的畅意感觉.

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　　Competition enhances creativity in getting things done. This will in turn raises the productivity of doing the job. Competition in the market share for a product will push the maufacturer to introduce better products to be launched in the consumer market. Better products will bring better living standard to the general public. Competiion in the society, will trigger all to be the best. Through competition, everyone will st