记得学习介词from用法总结
from是介词，它与其他介词有着相似的用法，但它的词义有很多，不同的语境表达不一样的意思，以下是整理的介词from的用法总结，欢迎参考!
一、基本用法归纳
1. (表示起点)从
He ran all the way home from school. 他从学校一路跑回家。
Our prices start from ￡2.50 a bottle. 我们的售价从2.5英镑一瓶开始。
2. (表出处、来源等)出自，来自，从…而来
This beer is imported from Mexico. 这种啤酒是从墨西哥进口的。
3. (表原因)由于，因为
They are tired out from planting the corn yesterday. 由于昨天种了一天玉米，今天他们都十分疲劳。
4.(表距离、脱离，分离)离
The house is five miles from the town. 这房子离市镇有5英里路。
5. (表原料、材料)用，由
Paper is made from wood. 纸用木材做原料。
6.(表避免、阻止、遮蔽)避免，防止，以免
He covered his wife from the man's blows with his body. 他用身体挡住那人，从而使他妻子免遭打击。
7.(表区别、差异)由，与(…不同)
I can't tell one twin from the other. 我分不出双胞胎中谁是谁。
8.(表判断、观点)由(…来看)，根据(…来判断)
From her looks you would say she was about twenty. 从她的模样看，你会说她约摸20岁。
9.(表根据、依据)凭，据：He played the music from memory. 他凭记忆演奏了那首曲子。
二、用法搭配归纳
1. from…on 从…起
He never spoke to her again from that day on. 从那天以后他再没有同她说过话。
2. from…to… 从…到…
He flew from Beijing to Shanghai. 他坐飞机从北京到上海。
三、语法说明与惯用法说明
1. 有时其后可接介词短语
Choose a book from among these. 从这些书中选一本吧。
比较：
I took it from the bed. 我从床那儿(或床上)拿的。
I took it from under the bed. 我从床下拿的。
注意，下面一句用了 from where(引导非限制性定语从句)，而未用from which，其中的where=in the tree，即 from where=from in the tree：
He hid himself in a tree, from where he could see the enemy in the distance. 他躲在一棵树上，从那儿他可以看到远处的敌人。
2. 有时其后可接when, where引导的宾语从句(可视为其前省略了the time, the place)：
He didn't speak to me from when we moved in. 从我们迁入之时起，他没和我说过话。
From where I stood I could see everything clearly. 从我站的地方我一切都看得清清楚楚。
3. 某些由from…to…构成的习语通常不带冠词：
from house to house 挨家挨户
from time to time 不时地
from day to day 一天天地
from head to foot 从头至脚, 全身
from beginning to end从头至尾
from hand to mouth 赚一点吃一点, 仅能糊口
内容拓展：
from的用法归纳
1.从...起,始于eg:She is singing from morning to night.她从早唱到晚.
2.从;由
3.离(开) eg:Our school is two miles from the station.我们学校离车站两英里.
4.从...来;出自eg:He comes from Shanghai.他来自上海.
5.(表示去除、免掉、阻止、剥夺等) eg:The pill will relieve you from pain.这药丸将使你免受痛苦.
6.(表示区别、比较) eg:He is old enough to know right from wrong.他已长大,能够辨别是非了.
7.(表示原料)由eg:Flour is made from wheat.面粉由小麦制成.
8.因为,由于;出于
eg:He wasn't ill; he stayed in bed from laziness.他没病,躺在床上是因懒惰之故.
eg:He is trembling from fear.他吓得发抖.
8.across from.在...的对面
eg.The post office is just across from the club .邮局就在那俱乐部对面.
from有哪些含义
prep.（表示时间）从…;（表示原因）因为;（表示来源）来自…;（表示分离）与…分离[隔开]
【帮助说明】For the special uses of from in phrasal verbs, look at the entries for the verbs. For example keep sth from sb is in the phrasal verb section at keep . from在短语动词中的特殊用法见有关动词词条。如keep sth from sb在词条keep的短语动词部分。
1.（表示起始点）从…起，始于
used to show where sb/sth starts
She began to walk away from him.
她开始离他而去。
Has the train from Bristol arrived?
从布里斯托尔开来的火车到了没有？
2.（表示开始的时间）从…开始
used to show when sth starts
We're open from 8 to 7 every day.
我们每天从早8点至晚7点营业。
He was blind from birth.
他天生失明。
3.（表示由某人发出或给出）寄自，得自
used to show who sent or gave sth/sb
a letter from my brother
我兄弟来的信
information from witnesses
证人提供的信息
the man from (= representing) the insurance company
保险公司的人
4.（表示来源）来自，源于，出自，从…来
used to show what the origin of sb/sth is
I'm from Italy.
我是意大利人。
documents from the sixteenth century
16世纪的文献
quotations from Shakespeare
莎士比亚语录
heat from the sun
太阳热
5.（表示所用的原料）由…（制成）
used to show the material that sth is made of
Steel is made from iron.
钢是由铁炼成的`。
6.（表示两地的距离）离
used to show how far apart two places are
100 metres from the scene of the accident
离事故现场100米
7.（表示位置或观点）从
used to show sb's position or point of view
You can see the island from here.
从这里可以看见那海岛。
From a financial point of view the project was a disaster.
从经济观点看，这个项目彻底失败了。
8.~ sth (to sth)
（表示幅度或范围）从…（到）
used to show the range of sth
The temperature varies from 30 degrees to minus 20.
温度在30度至零下20度之间变化。
The store sells everything from shoelaces to computers.
这家商店出售的商品从鞋带到计算机应有尽有。
Conditions vary from school to school.
各所学校的情况不同。
9.~ sth (to sth)
（表示改变前的状态或形式）从…（到）
used to show the state or form of sth/sb before a change
Things have gone from bad to worse .
情况越来越糟。
translating from English to Spanish
从英语译成西班牙语
You need a break from routine.
你需要从日常工作中解脱出来去休息一下。
10.（表示分离或去除）
used to show that sb/sth is separated or removed
The party was ousted from power after eighteen years.
该*执政十八年后被赶下台。
11.（表示防止）使免遭，使免受
used to show that sth is prevented
She saved him from drowning.
她救了他一命，使他免遭淹死。
12.（表示原因）由于，因为
used to show the reason for sth
She felt sick from tiredness.
她累得浑身不对劲。
13.（表示进行判断的原因）根据，从…来看
used to show the reason for making a judgement
You can tell a lot about a person from their handwriting.
根据一个人的笔迹可以了解很多有关他的情况。
From what I heard the company's in deep trouble.
就我所听到的，这家公司已深陷困境。
14.（区别二者时用）与…（不同）
used when distinguishing between two people or things
Is Portuguese very different from Spanish?
葡萄牙语与西班牙语区别很大吗？
I can't tell one twin from the other.
我分不出双胞胎中谁是谁。
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