need have done 的用法用在什么句子中,它的意思等,各方面的,全面一点,

need have done 的用法用在什么句子中,它的意思等,各方面的,全面一点, have done 的相关用法 have done 的详细用法. 英语的几道语法问题求解can/would/must/need +have done各个的用法 情态动词+have done 用法及意义must have done need have done daren't have donecould never have done could have done 关于英语语法的提问.have +done 的用法,尤其用在句首.can/should/would have done 的意思及用法. 有have have done 的用法吗 have done和have been done的用法是什么? 英语 would have done 和should have done 的用法 have done的用法要例句I have done。 have done与having done 在用法上有什么具体的区别,如何使用 don’t have；haven’t和need的用法是不是当have+done组成现在完成时时才用haven’t+done?这时第三人称单数是不是要变成hasn’t+done,过去式是不是要变成hadn’t+done?是不是当have+to do或是have+sth时就用do 求could 、should have done的用法. 情态动词+have+done 的详细用法? have sth./sb.done的用法, can't have done 的用法 be sorry to have done的用法 have+do/done/doing的用法