pp78 急！！！！！！！！！

As it is with traditional pharmacies, online drugstores rely on prescriptions to be successful, since it is primarily prescriptions that attract the customers, who then also buy other health--related items.

A same

B as with the case of traditional pharmacies, online drugstores rely on prescriptions to have success

C as is the case with traditional pharmcies, prescriptions are the cornerstone of a successful inline drugstore

D as traditional pharmacies, so online drugstores rely on prescriptions to be successful

E like traditional pharmacies, the cornerstone of a successful online drugstores is prescriptions.

the answer is C, I choose A. Please tell me the reason, thank you so much!

as with the case of

好像已有两三次考到他，也算是固定搭配，如楼上的，as it is with 中的it无指代

谢谢同志们的解答，as后是一个倒装啊！

原文中AS试图引导一个状语从句，使得这个状语从句与主句所表达的意思之间建立了某种不当的联系。

困惑于C中的the case with...为什么不是of呢

as the case with traditional pharmcies is ,prescriptions are ....

前后是有对称关系的，as 后面是个倒装。as the case with貌似是个满固定的用法，我见过好几题这样的，就记住好了。