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题库 / Prep2007E2-SC-17
The success of the program to eradicate smallpox has stimulated experts to pursue what they had not previously considered possible--better control, if not eradication, of the other infections such as measles and yaws.
what they had not previously considered possible--better control, if not eradication, of the other infections such as
what they had not previously considered a possibility--better control, if not eradication, of such infections like
something they had not previously considered possible--better control, if not eradication, of such infections as
something not considered a previous possibility--better control and perhaps eradication, of other infections such as
the possibility of what they had not previously considered--better control and possibly eradication of infections like
首先先看such as 和 like 直接排除 BE；
剩下ACD，A有个很大的问题是 what 在从句中表示很明确的事情，something则是不那么确定的；
比如：this is what you are talking about 和 it's something unpredictable blabla 读一下就能感觉到区别（可能举例并不是很恰当）
其次是such as 和 infections的位置：
D的 better control and perhaps eradication, of other infections such as。。是不是感觉such as应该是治疗的方式而不是修饰infection的
*之前有道题，提到过lock word的概念，英文中为了避免语义混乱，会用一些词来锁定彼此的修饰。
剩下C
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