怎么用would和could啊?它们的区别在哪里啊?

怎么用would和could啊?它们的区别在哪里啊? would和could的区别 could you和would you的区别 would和could的区别在哪里? would和could在疑问句中怎么使用would you could you 如何选择 英语：Could和Would的用法有什么区别? can,could和will,would的用法以及区别 would you mind和could you please的区别 can和could,should,would等词语的用法区别? would和could引导的一般疑问句,回答是什么? could have done和would have done的区别 would you ...和could you ...的回答一样吗? it would be great if you could .请问It would be great if you spoke chinese和It would be great if you could speak chinese有什么区别吗?应该用it would be great if he could work in China 还是 It would be great if he worked in China?怎么 would you mind 和,could you please 提问有什么区别?比如,Don't make a lots of noise.我认为would you mind 和,could you please 提问都可以啊 Please help me,必须用could you please 提问?would you mind 和could you please提问有什 would,could, 用would和could引出的一个句子,如would you like some .等这样的句子是不是祈使句?RT请说明理由。 Could you和would 什么区别? could would位于句首时的时态could would表示语气婉转位于句首能用什么时态的句子?could.when之类的可以用过去时吗?