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[attachimg=729,549]79026[/attachimg][attachimg=727,311]79027[/attachimg]
OG-1
Paragraph 1:
句1引出话题—caffeine
句2观点-- caffeine affect behavior by countering the activity in the human brain of a naturally occurring chemical called adenosine
Recently一词表明与以前不同
--àtheme sentence 第一题定位点
句3,4,5,67 解释观点，细节
红色注释可能是出题点
Analogy：adenosine & caffeine：structure
Paragraph 2：
句1：老观点—caffeine inhibits producing phoshodiesterase
句2,3：解释老观点
Inhibit→AMP concentration↑→neuron firing→stimulation
句4：转折，新观点
Inhibit concentration﹥ stimulation concentration
句5：补充新观点
Paragraph 3：
句1：进一步解释新观点进行实验论证—老鼠实验
句2,3：解释实验
Analogy：stimulation in tea & caffeine：structure
Paragraph 4：
句1：反例 exception
句2：解释反例
句3：转折，推翻反例
句4,5：如何推翻
Key words：caffeine & stimulation
Structure：总-分（新-老-新-新）
Attitude：=
Theme sentence：Caffeine, the stimulant in coffee, has been called “the most widely used psychoactive substance on Earth.” Snyder, Daly and Bruns have recently proposed that caffeine affect behavior by countering the activity in the human brain of a naturally occurring chemical called adenosine
[attachimg=707,541]79028[/attachimg][attachimg=714,278]79029[/attachimg]
OG-2
Paragraph 1：
句1：提出问题
句2,3,4：展开问题：archaeology is poor & illegal excavation
Paragraph 2：
句1，2：解决问题suggestion—provide funding & reduce illegal digging
句3,4：方法的好处，2个。
Paragraph 3：
句1,2：让步1。
句3：让步有效。
句4：进一步让步。
句5,6,7：让步无效。强烈说明方法实际有效。
Paragraph 4：论据1
句1：好处1。
句2：展开，举例说明好处。
Paragraph 5：论据2
句1：好处2。
句2,3：展开好处。
Paragraph 6：
句1：让步。
句2：转折，回归好
句3：展开，反问说明还是好。
Key words：artifacts & illegal digging
Structure：总-分
Attitude：=
Theme sentence：I would like to make an outrageous (exceeding the limits of what is usual)suggestion that would at one stroke (at one stroke: adv.一笔, 一举) provide funds for archaeology and reduce the amount of illegal digging
OG3
[attachimg=720,227]79030[/attachimg][attachimg=721,543]79031[/attachimg][attachimg=660,102]79032[/attachimg]
OG 3：
Paragraph 1：
句1：引入老方法。
句2,3：评价老方法，— high failure rates
Paragraph 2：
句1：提出新的方法。
句2,3,4：展开新方法 MESBIC
Paragraph 3：
句1：新方法的好处1。
句2,3：新方法的好处2。
句4：新方法好啊。
Paragraph 4：
句1：新方法的问题
句2,3,4：展开问题。
Key words：federal aid & minority company
Structure：总-分（老-新）
Attitude：老的—，新的+
Theme sentence：Recently federal policymakers have adopted an approach intended to accelerate development of the minority business sector by moving away from directly aiding small minority enterprises and toward supporting larger, growth-oriented minority firms through intermediary companies.
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发表于 2010-7-21 00:02:21
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