[E]OG-136，请指点！

excellent

136. Although schistosomiasis is not often fatal, it is so debilitating that it has become an economic drain on many developing countries.
A.it is so debilitating that it has become an economic
B.it is of such debilitation, it has become an economical
C.so debilitating is it as to become an economic
D.such is its debilitation, it becomes an economical
E.there is so much debilitation that it has become an economical

请问C为什么错？OG上的解释：and C uses an awkward and wordy construction in place of a that... clause.请问谁能把它解释清楚？谢谢！

[此贴子已经被作者于2004-1-21 20:50:52编辑过]

snow_mountain

查了很多关于 so+ adj 倒装的结构，发现都是用的 so... that 结构，大概 so as to 倒装不常用吧。这大概就是ETS说的别扭结构吧。虽然不算错，但是不好。

其实我做这条题目的时候也是凭的感觉。

must750

I checked on dictionary.com. "so as to" means "in order to". So I think it's not proper here.

excellent

谢谢大家的指点！

Snazzy

always choose 'so ... that ...' whenever there is any as it won't confuse you, or maybe ETS

excellent

Snazzy，谢谢！