i wish i could 和I wish i can的区别?(用法)

问题描述:

i wish i could 和I wish i can的区别?(用法)

I wish I could 一般愿望实现不了,wish引导的是虚拟语气.
I wish I could fly.
I wish I can 愿望一般能实现.
I wishI can be the best students.