We must teach her a good lesson she likes it or not.A. whetherB. ifC. thatD. which

问题补充：

We must teach her a good lesson she likes it or not.

A. whether

B. if

C. that

D. which

答案：

(答案→)A. whether

B. if

C. that

D. which

解析：引导让步状语从句，意为：不管。用whether而不用if。