单词：velocity-area methods
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英语新闻
AGRICULTURE REPORT – June 4, 2002: Tsetse Fly Threat to Agriculture By George Grow (Picture -FAO) This is the VOA Special English AGRICULTURE REPORT. The tsetse (TSEET-see) fly is a serious problem
农业与发展
很多同学留言说不知道如何划分句子成分，那你知道句子构成了吗？下面就跟小编一起看看句子的基本成分有哪些吧，希望今天为大家整理的这篇文章可以让大家学会英语语法。 基本句型 三：
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A bigger can? 一个更大的罐头？ By the end of 2010, Dr Potti had resigned from Duke, 到2010年底，Potti博士已经从杜克大学辞职， the university had stopped the three trials for good, 学校永久停止了那三项临床试验，
经济学人科技系列
新gre作文写作考察考生完成题目过程中是否能够融合批判性思维和分析写作能力，以下是gre考试写作部分issue的优秀写作实例，通过这些优秀范文或是习作，考生可以借鉴里面的短语、句子或思
GRE作文
By bending arms and legs or angling her bodypresenting more or less surface area to the groundshe can change her rate of fall, slowing or speeding up her terminal velocity around ten or twenty miles per hour. To fall as fast as two hundred miles per
英语时差8，16