Question

____is often the case,we have worked out the production plan.

A Which B When C What D As

Answer 1

as vs which
都可以引导句子
1.但which要放句中(不选which）
2.引导否定句时用which
3.非限制性定语从句是复合宾语时用which
1》.定从是被动语态时用as*******且as有正如的意思which没有（判断出选D)

Answer 2

选D，哥们你记住，像这种中间有个逗号的，基本上都选AS

追问

哥们记住了,请问which为什么不行啊?

Answer 3

D