b仔细读句子，分析句子结构small animals, plants, and insects disappeared, presumably（大概） not all through human consumption；说的是New discoveries indicating that Paleoindians made use of the small animals, plants, and insects （that became extinct）就是灭绝的小动物都是被p使用和利用的，支持了人类导致动物灭绝
1.提炼P&C
P：采取contingency-fee basis的法律公司获利更多.
C：Most firms are likely to make more under the contingency-fee arrangement.
2.判断推理方式：因果推理
3.评估预判：
CQ1：干扰因素问题
CQ2：因果联系问题
4.将选项和CQ进行匹配
D选项：CQ1，加强
E选项：CQ1，weaken
1.提炼P&C
目的：maximize the potential for gathering knowledge in the long run
方案：Delay the examination of a newly excavated site
2.判断推理方式：方案推理
3.评估预判：
CQ1：方案的可行性：延迟测试后的能否提高对遗址知识的搜集？
CQ2：方案的可操作性：延迟测试这个方案可操作吗？现实吗？
CQ3：方案的否定性副作用：延迟测试后有没有什么副作用？
4.将选项和CQ进行匹配
选项必须和延迟测试这个方案有关
A选项：CQ1
1.提炼P&C
P（因）：小老鼠注射leptin后减肥很快
C（果）：leptin can be used as a dietary supplement to control fat
2.判断推理方式：因果推理
3.评估预判：
CQ1：干扰因素：，反驳结论
CQ2：因果联系：
4.将选项和CQ进行匹配
A选项：CQ1
rc
注意审题，有的选项没在scope内；看清楚问的是什么，主语是谁
问的是“about the Hopis' geographic situation”，那么像d这种“It reinforced the religious elite's determination to resist cultural change.”就完全可以排除，因为说的不是geographic situation；
找关键词定位就是“and also to a geographical isolation greater than that of many other Native American groups, an isolation that limited both cultural contact and exposure to European diseases.”，然后找语意相关的选项
white tigers are merely Indian tigers—a subspecies well represented in both zoos and the wild—and that zoos should focus their tiger management efforts on preserving subspecies whose existence is threatened
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rc错选c，没有考虑清楚c的后果，只说了气候变化在各个时间都有发生，重点！-那么发生以后动物是否灭绝了呢？c并没有进一步阐述，证明不足；
b仔细读句子，分析句子结构small animals, plants, and insects disappeared, presumably（大概） not all through human consumption；说的是New discoveries indicating that Paleoindians made use of the small animals, plants, and insects （that became extinct）就是灭绝的小动物都是被p使用和利用的，支持了人类导致动物灭绝