语法是考研英语的基础，这部分在硕士研究生英语考试中不再单独考查，但是语法知识贯穿在整个英语考卷的各个题型中。考研英语完型填空题会直接考查语法知识;考研英语阅读理解题和英译汉中有大量的长难句，这些句子只有具备一定的语法知识才能正确分析;考研英语作文中要写出正确无误的句子，也需要语法知识。这部分基础如果欠缺，其它的综合能力提高起来将会很慢，所以所有考生都务必重视考研语法的复习。下面新东方在线考研频道为大家分享：“2021考研英语语法基础知识点讲解：as+形容词”。
1)在否定句或疑问句中可用so… as。
He cannot run so/as fast as you.
2)当as… as 中间有名词时采用以下格式。
as +形容词+ a +单数名词
as + many/much +名词
This is as good an example as the other is.
I can carry as much paper as you can..
3)用表示倍数的词或其他程度副词做修饰语时，放在as的前面。
This room is twice as big as that one.
Your room is the same size as mine.
4) 倍数+ as + adj. + as => 倍数+ then + of
This bridge is three times as long as that one.
This bridge is three times the length of that one.
Your room is twice as large as mine.
Your room is twice the size of mine.
以上就是为大家分享的“ 2021考研英语语法基础知识点讲解：as+形容词”文章，考研英语语法复习起来应该有所侧重，必须有针对性，否则死扣考研英语语法，不但浪费时间，也不一定能有很好的效果。提醒考生在复习语法过程中要注意以下几个方面：有一本正规的语法书、重点掌握句法、以真题为依托。希望大家能在考研英语中考出高分。