as用法总结计划大全.docx

as用法总结计划大全 as用法总结计划大全 as用法总结计划大全 as 用法大全 as 用法大全 As 是一个很活跃的词。 它既能够作副词、 介词组成短语， 又 能够作连词或关系代词指引句子。下边概括其作为指引词能 够惹起的一些从句。 一、作附属连词指引状语从句 时间状语从句： Nathan Hale looked around as a British soldier put the rope round his neck. 当一个英国士兵把绳子套在他的脖子上时，内 森·黑尔望着四周。 as 惹起的时间状语从句的地点可在主句的前面和后 面，从句表示的动作经常与主句表示的动作同时进行。 as 有 时可用 while 或 when 替代。 原由状语从句： As he did not know much English, he got out his dictionary and looked up the word “ Cough”. 因为英语懂得不多， 他找出词典查查 cough 这个 词。 Jenny didn ’ t wantto do that, as her parents were very strict with her. 因为父亲母亲要求很严，珍妮不想那么做。 as 惹起的原由状语从句的地点可在主句的前面或后 面， as 一般可用 since 或 because 替代，不过语气 稍弱。 方式状语从句： Do it as I have done. 照我做的去做。 比较状语从句： He jumped up and ran out of the house as fast as he could. 他跳起来，赶快地跑出家。 It is not so (as) warm today as yesterday. 今日 不如昨天温暖。 句中前一个 as 是副词，后一个是连词惹起比较状语从 句。 退步状语从句： Young as she is, Rose has done a lot of work for her mother. 固然年青，但露丝替她母亲干好多活。 Parents as they are, they don ’ t know of their children. 固然他们是父亲母亲，但他们不认识他们的孩子。 Hard as he tried, he could not solve that problem. 固然他努力了，但他仍是解决不了那个难题。 as 引 的 步状 从句常常用倒装 构，把作表 或 状 的形容 、付 、分 或名 （不 冠 ）置于句首， as 于第二 的地点。 二、作关系代 引 定 从句 1. As we know, the dustmen have done an important job. 我 都知道，清 工人作了重要的工作。 的非限制性定 从句可放主句前， as 不可以用  (as 引 which 替 ) Mary has never heard such stories as her friend tells. 从没听 她朋友 的 故事。 The bat said with a smile, look, I have the same wings as you. 蝙蝠笑着 ，瞧，我有与你的一 的翅膀。 as 常用于“ such ? as”和“ the same ? as”as 构在，从 句中作主 、 或表 ，引 限制性定 从句。