no so as 只用于否定
as as可以肯定也可以否定
previously提示是过去式或者过去完成时
-- by 会员 vinbobo (2011/11/3 17:27:50)
也不对啊
请看下面的题 为什么选D呢
Retailers reportedmoderate gains in their November sales, as much because of their sales of ayear earlier being so bad as that shoppers were getting a head start onbuying their holiday gifts.
A. of their sales of a year earlier being sobad as that
B. of their sales a year earlier having been asbad as because
C. of their sales a year earlier being as badas because
D. their sales a year earlier had been so badas because
E. their sales of a year earlier were as bad asthat-- by 会员 xuromeo (2011/11/15 19:58:55)