as...as...用法小结.ppt

as as 的用法和解释1) 其基本意思为“与一样”，基本用法为: as + adj. adv.(原级)+ as （同级的比较）其中的第一个as为副词，第二个as可用作介词(后接名词或代词)或连词(后接从句)例如：He runs as fast as you.This story is as interesting as that one.2) 其否定式为 not as/so + adj./ adv. +as,例如： This dictionary is not as/so useful as you think. 这本字典不如你想象的那样有用 2) asas其间接形容词时，有时该形容词后还可带一名词，但这个名词应带有不定冠词(注意词序)，即为可数名词的单数如：as +adj. + (aan +n.) as她和她妈妈一样善良她和她妈妈一样是位善良的老师也可说:She is a teacher as kind as her mother. She is as kind as her mom.She is as kind a teacher as her mom.3. 若涉及数量或程度，可用“as much + 不可数名词+as”和“as many+复数名词+as”。

如：Youve made as many mistakes as I have. 你犯的错误和我犯的一样多I havent got as much money as I thought. 我不像你想像的有那么多钱 几个关于as.as的常见句型 (1)as.as possible =as as one cancould尽可能地，尽某人所能地Please answer my question as soon as possible.请尽快回答我的问题 请尽量走慢点Please walk _ because I am tired.请尽可能勇敢滴回答我的问题Please answer my questions _.as slowly as possibleas bravely as possibleas bravely as you can(2)as.as usual/before 像以前一样，一如既往地She looks as pretty as before.她看起来和以前一样漂亮 这个村庄一如既往地安静The village is _.10年之后我再见他，他还是像以前一样乐观When I met him 10 years later, he is _.as quiet as usualbeforeas optimistic as possible usual(3)as long as. A: 跟一样长，长达It took us _ to carry out the plan.我们花了长达三年的时间才完成这项计划。

B: 只要，如果= so long as(引导条件状语从句) 据说一个男人要是有了幽默感，就可以征服女人了Its said that _ a man has a sense of humor, he will conquer the female .as long as three yearsas long as(4) as far as 远至，远到We took a walk as far as the river this afternoon.下午我们散步散到了河边 as far as 就而言as far as I know; as far as I can tell; as far as Im concerned;(5)as well as 也，和；跟一样好She will go there as well as Lucy.She cooks as well as her mother does.她烧菜烧得跟她母亲一样好。