og-92，105

92.   Never before had taxpayers confronted so many changes at once as they had in the Tax Reform Act of 1986.

(A) so many changes at once as they had in

(B) at once as many changes as

(C) at once as many changes that there were with

(D) as many changes at once as they confronted in（D）

(E) so many changes at once that confronted them in

105. An inventory equal to 90 days sales is as much as even the strongest businesses carry, and then only as a way to anticipate higher prices or ensure against shortages.
A.as much as even
B.so much as even
C.even so much as
D.even as much that
E.even so much that

我的疑问是105og的解释说so...as...用于否定

但是92的never 不也是否定吗？为什莫92题要用as...as....??

as ... as 通常用于肯定，偶尔也可用于否定

so ... as 只能用于否定

哦，原来这样啊！谢谢 ：）

如果否定句中两个都有的话，以so...as...为首选，没有的话就选as...as....，这样说对吗？

看来做题的时候还不能轻易的以so或as作为目标排除选项呢，92题我就先排除了AD两个选项

hehe，不管能不能碰上，谢谢stoneren了