大全49,帮个忙啊.

                             49,According to some economists, ffice:smarttags" />Japan is in danger of plunging into a depression that, with double-digit unemployment, could severely strain a society that regards lifetime employment as a virtual right of citizenship.B?

(A) that, with double-digit unemployment, could severely strain

(B) that, because of double-digit unemployment, could be a severe strain for

(C) with double-digit unemployment, and it could severely strain

(D) with double-digit unemployment and could be a severe strain（A）

(E) with double-digit unemployment and could severely strain

我选了b,答案市A.在这里with这个短语作什么啊.

請問如果把B的後半改成A的後半,即:

(A) that, with double-digit unemployment, could severely strain
    

(B) that, because of double-digit unemployment, could be a severe strain for
    

=>  that, because of double-digit unemployment, could severely strain

A與B是否就具有相同的句意?

即, because of 可表達 with 的意思?

一直想不通這題,........

ps:前人的精釆貼子好像被刪了,看不到...

我觉着with就是一个插入语吧，之前的that引导一个定语从句修饰depression