在英语口语中 have done 中的 have 是不是可不读

在英语口语中 have done 中的 have 是不是可不读 could have done能不能表示对过去事实的猜测用在肯定句中?与must have done may have done might have done shall have done和would have done在虚拟语气句中是什么意思? 现在完成时中have done 比如I have done the work中have 和done 各自在句中充当什么成分? 在英语口语中,have 发什么音啊! have sth.done 里的done在句中是什么成分 高中英语中might have done 和could have done have not done 和 not have done 区别在哪? have sb done中have是什么词 虚拟语气中would could should might have done与had done都是表示过去,在用法上有何区别?像在主语从句宾语从句中的区别 在 英语口语中“get 非谓语动词中being done ,done,having been done,have done 有什么区别 they have had special cages made to protect them from these monsters中have had 是什么结构?我知道have sth done的结构,那么这里为什么还有had?是完成时?had相当于have done中的done? 英语口语在外贸中的重要性 等一等在英语口语中的表达方式 have sth done 结构中 done 做什么词性? 情态动词在虚拟语气中的用法,就是情态动词+have done, 英语中何时使用wouldn,t have done shouldn,t have done couldn,t have done needn,t have donewouldn have done shouldn have done could have done needn have done 呢