i can与i could的区别?有首歌叫i could be the one 和i can be the one 有何不同呢?

i can与i could的区别?有首歌叫i could be the one 和i can be the one 有何不同呢? I hope I can 与 I hope I could 与 I hope to三者是有所区别,还是几乎相等?需要确凿的答案, i wish i could 和I wish i can的区别?（用法） 英语中几个短语的区别 意思.so could Inor could Iso can Inor I could could you can you may you will you 的区别?could i may i can i呢 what could i say与What can I say有什么区别? 英语 I could not bear it 和I can not bear it 的区别 I don't 与 I can't 的区别 I wish I could fly in the sky,could 和can,为什么不用can,could 是can的过去式吗? I can't stand you 与 I can't bear you的区别是什么 How can I help you?与What can I do for you?的区别 I could kill you 和I can kill you有什么区别? I can be the one和I could be the one有什么区别 i could take you up和i can take you up 有什么区别.求详解. i wish i could be you 这里的could能不能幻城can So can i 和 so i can 的区别 can 和could 在疑问句中的区别比如有时候说can i have a day off?有时候说could i have the bill?两者有什么区别吗 对于could引起的提问,为什么回答要是 yes I can 而不是I would呢输入错误是I could