you are supposed to do you don't like a thing is it. Don't plain.
A. That; what; change
B. When; that; to change
C. What; when; change
D. What; that; changing
网友回答
A. That; what; change
B. When; that; to change
(答案→)C. What; when; change
D. What; that; changing
解析：句意：当你不喜欢一个东西的是时候，你应该做的是改变它。不要抱怨。第一空填what连接主语从句，在主语从句中what做宾语，第二空填when，引导时间状语从句，第三空是省略to的不定式做表语，因为前面主句有do。所以选C。