【简明语法】4.8 as + 形容词或副词原级 + as
时间：2019-02-02 作者：英语课 分类：英文语法词汇
英语课
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 1 of that one.
Your room is twice as large as mine.
Your room is twice the size of mine.
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length
n.长度，长；期间，一段；程度，范围
参考例句：
We need a length of pipe.我们需要一节管子。
The length of this pencil is 17-centimetre.这铅笔17厘米长。