Others viewed the findings with , noting that a cause-effect relationship between passive smoking and cancers remains to be shown.
A) caution C) optimism B) passion D) deliberation
此题好多同学不知cause-effect relationship为何物，于是束手无策，其实注意到现在分词结构当中宾语从句的谓语remains to be shown即可索解，既然是一种有待证明的关系，当然要以谨慎态度（caution）对待咯！（阅读中遇到长句难句，破解方式之一也是找谓语，这点一定要引起大家重视。）
03年1月55题
In order to prevent stress from being set up in the metal, expansion joints are fitted which the stress by allowing the pipe to expand or contract freely.
A) reclaim C) rectify B) reconcile D) relieve
无数同学在这道题折戟沉沙，因为题干所述内容太过专业，看过后根本不知所云，但是如能注意到其中in order to引导的目的状语问题就解决了一半——目的既然是prevent stress，手段当然应该与之一致，而手段是在which引导的定语从句中由空格加stress表示的，于是找prevent的同义词，此处只有d选项（减轻、缓解）可以胜任。
最后我们再看一个用关联性解决的经典难题：
The of a cultural phenomenon is usually a logical consequence of some physical aspect in the life style of the people.
A) implementation C) demonstration B) expedition D) manifestation