a judgment advanced in support of that main conclusion

linger over dinner

Thus, an effective way for corporations to improve response rates would be to more carefully target the individuals to whom they mail advertising, thereby cutting down on the amount of junk mail each consumer receives.
减少垃圾邮件的数量做状语，所以并不是句子语意的主体部分，more carefully target 才是主体，结论：more carefully target，then improve response rate.

Trees draw on shallow groundwater from rain that falls during their growth, whereas water trapped in caves may have fallen as rainwater thousands of years before the caves formed.
这种存在对比的，比较部分不同的地方就是句子语意的重点。

，if it did是真实条件句，应改为虚拟语气。

were it to do so是一个虚拟语气下的条件状语，正常语序为：
if it were to do so

Despite major cutbacks in most other areas of operation, the petrochemical industry has devoted more of its resources to environmental and safety measures in the last five years than in the preceding five years.
一定要把句子读懂，读完后能把句子主干场景化。

先看完所有选项

than would otherwise be. 的意思是，如果没有严格限制，可能有一点点限制

little表数量只修饰不可数名词

“We are not told in what way, if at all, this discovery illuminates historical understanding.”体现了unexplained；
”but it is a mistake for their authors to conclude that village institutions are all that mattered“体现了isolated

B选项其实是作者的观点，而这个holmes仅仅只是认为这个学派的做法是intemperate exccesses的

用不同城市做对比，得出正确答案！
D. It might be the case that rigorously enforcing lane restrictions will attract more people to downtown business than would otherwise be the case, but the information provided does not indicate how strictly lane restrictions will be enforced.

错选C C怎么错了

重点在于这个Gocha Fishing Cooperative 的主业就是fishing吧，鱼的数量上升当然会使得收入增加

D选项：从未开展农业前到开展农业以后，他这里的气候都没变过，确保野生的小麦在开展农业后（变成了种植的小麦）仍能在这里生存，但我不太清楚为什么B是错的，至少我觉得B的逻辑更紧密一些。
B：“在此发现了唯一的野生小麦和目前发现最早的种植小麦”—>（这种小麦很容易种植化且收成不会比传统作物差）—>“首先种植化就是在这里”

现象1：两面墙之间存在间隙
现象2: 1950年 ，Vasari在 frescoes前造了façade，因此让frescoes得以保存下来。 通过现象2去类比现象1

关于早期工作的官方文献：官方文献是有可能记录他是哪一种情况。

。那些声称看到狮子的人没有一个是有别人陪同的：没有人可以证实这些农民真的看到了狮子，原因上出了问题，切断了因果联系。起到了削弱作用。

哪个在评估实验结果时最应该被纳入考虑，其实就是在找一个他因（为了衡量二氧化硫的影响，必须考虑其它他因一致）