Examples
tā他lái来bù不lái来duì对wǒ我lái来shuō说méi没qū bié区别。
他来不来对我来说没区别。
It makes no difference to me whether he comes or not.
“这”和“那”有什么区别？
What is the difference between this and that?
你能告诉我红茶和绿茶的区别吗？
Can you describe to me the difference between black tea and green tea?