I think you’ve got to the pointa change is needed otherwise you will fail.A. whenB. thatC

问题补充：

I think you’ve got to the pointa change is needed, otherwise you will fail.

A. when

B. that

C. where

D. which

答案：

A. when

B. that

(答案→)C. where

D. which

解析：本句是一个定语从句，先行词是the point，从句是对其限制说明，where在从句中作状语。