should和could的用法与区别?

问题描述:

should和could的用法与区别?

这是之前的前辈答的.时间原因,我就弄过来了,请各位理解.给你扩充一些,could和should做猜测语气的时候 could的语气比should更肯定eg:"The answer could be right.“的语气就比"The answer should be right."肯定但是...