大全49

1.        According to some economists, 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.

(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

请教选项A里面with double-digit unemployment, 做什么成份呢？

谢谢！