单词：nitrogen fixing algae
单词：nitrogen fixing algae 相关文章
[00:07.39]Listen and circle the word you hear. [00:12.36]1.We're cleaning our room. [00:17.61]2.He's doing his homework. [00:22.75]3.She's washing her hair. [00:28.03]4.They're fixing their car. [00:33.38]5.You're fixing your TV. [00:38.71]6.I'm feed
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This is the VOA Special English Agriculture Report. Fertilizer use differs from country to country, and from too little to too much. Nitrogen and phosphorus can produce big crops. But they can also pollute water and air. A recent policy discussion i
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GRE阅读复备考之类比思维。考生在做gre阅读复习过程中也可以运用类比的思维解题。在GRE阅读中绝对不少见，也就是常说的类比题。主要说下述哪一选项所述现象和原文第N行的说法比较相像
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1.Above all：最重要的是，most important of all Above all， theyll have to discover how much nitrogen it possesses since nitrogen is4/5 of the air breathe.（2002-1） 2.Account for：解释。说明 How do you account for the truth？ 3.After
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