To
1.向；至；往：She's going to London.她要去伦敦。Turn to the left.向左转。Pisa is to the west of Florence. 比萨在佛罗伦萨的西面。 He has gone to school.他上学去了。
2.(用于表示一系列事物或一段时间的尽头或限度） 直到:from Monday to Friday从星期一到星期五 from beginning to end 从开始到结束。
3.用于表示接受者：Give that to me.把那个给我。I am very grateful to my parents.我很感激我的父母。What have you done to your hair?你把头发怎么搞的？Sorry I diddn't realize you were talking to me.对不起，我不知道你是在跟我说话。
4接触到；针对：He put his hands to his ears.他将两手捂住耳朵。They sat back to back.他们背对背坐着。She made no reference to her personal problems.他没有提及自己的个人问题。
5.达到某种状态：The meat was cooked to perfection.这肉煮得恰到好处。His speech reduced her to tears(=make her cry).他的话令她流泪。
6.(用于引出比较中的另一部分）：I prefer theatre to opera.我喜欢戏剧，甚于歌剧。
7.(用于表示数量）每```等于：How many dollars are there to the euro?多少美元等于一欧元？
8.(用于表示时间）在```之前：It's ten to three.(=ten minutes before three o'clock).现在是三点差十分。
9.(用于表达对某物的看法或感受）：To me,it was the wrong decision.我认为那是错误的决定。It sounded liked a good idea to me.我觉得这听起来是个好主意。I don't think our friendship means anything to him.我仍为我们的友谊对他说毫不重要。
10.(用于表达某人对某事的反应或态度）：To my surprise,I saw two strangers coming out of my house.我看见两个陌生人从我家里走出来，吃了一惊。His paintings aren't really to my taste.他的画真的不符合我的口味。
11.（与动词连用，构成不定式。）：I want to go home now.我现在想回家。Don't forget to write.别忘记写信来。I didin't know what to do.我当时不知道该怎么办。
12.（指门）关上Push the door to.把门推一推关上。
1. (与原形动词一起构成不定式)
2. (用来代替不定式或不定式短语,以免重复)
prep.
向, 往, 给...,于...,直到...为止, 在...之前, 比, 对, [表示程度、范围] 到, 达
情态动词后不加to直接加v.（原）
行为动词加to do sth.(如：need)
went to the city.
进城
Up till; until:
一直到；直到：
用在动词前表示不定式：
I'd like to go.
我想去
用于指明动词和它的补语之间的关系：
refer to a dictionary; refer me to a dictionary.
查一本字典；叫我去查词典
与反身代词一起，用来指示独占或分离：
介词
"to"
的用法总结
一：表示相对，针对
be
strange
(common,
new,
familiar,
peculiar,
distinct,
sensitive,
immune,
vulnerable,
indispensable)
to
Air
is
indispensable
to
life.
Aircrafts
are
vulnerable
to
interference
caused
by
radiation.
This
injection
will
make
you
immune
to
infection
二：表示对比，比较
1
：以
-ior
结尾的形容词，后接介词
to
表示比较，如：
superior
,inferior,prior,senior,junior
The
quarrel
happened
prior
to
my
arrival.
2:
一些本身就含有比较或比拟意思的形容词，如
equal
，
similar
，
equivalent
，
analogous
A
is
similar
to
B
in
many
ways.
3
：表示一些先后顺序的形容词，如：
second,subsequent,next,preliminary,preparatory
Subsequent
to
the
war,they
returned
to
their
hometown.
4:to
也偶尔出现在个别动词之后
,
与动词形成固定词组
,
表示比较
,
如
:prefer
to,compare
to,in
contrast
to
compare
to
sth.
表示比喻或比拟
,
而
compare
with
sth.
表示比较
,
如
:
World
is
usually
compared
to
a
stage
Compared
with
his
past,he
has
changed
a
lot.
Prefer
的正确句型是
:prefer
A
to
B
或
prefer
doing
A
to
doing
B,
但当
prefer
后接
动词不定式时
,
表示比较的介词
to
就要改成
rather
than
,
如
:
The
undaunted
soldier
preferred
death
to
surrender.
Many
people
prefer
spending
money
to
earning
money.
They
prefer
to
pursue
careers
rather
than
remain
home
as
house
wives.
5:to
与及个别的名词构成比较之意
,
如
:alternative
Going
to
an
under
water
concert
is
a
great
alternative
to
going
to
dinner.
三
:
表示修饰关系
1:
表示回复
,
反应意思的词
,
如
:answer
to
question,
solution
to
problem,response
to
inquiry,reaction
to
proposal,reply
to
letter
2:
表示建筑构件的词汇
,
如
:
entry,entrance,approach,access,passage,exit,vent,path
the
approach
to
a
bridge
引桥
the
approach
to
science
Half
of
the
population
was
estimated
to
have
no
access
to
the
health
service.
The
access
to
education
接受教育的机会
The
access
to
medical
care
享受公费医疗的权利
4:
表示人物职位和官衔的词
,
如
:assistant
to
manager,
ambassador
to
Spain,
successor
to
tradition,
heir
to
throne,deputy
to
the
National
People
’
s
Congress
advisor
to
the
Prime
Minister
5:
表示权利和许可的词汇
,
如
:right,admission
The
employee
finally
got
the
admission
to
the
boardroom.
Everyone
has
an
equal
right
to
……
..
6:
表示栅栏或障碍的词汇
,
如
:bars
to
development,the
barrier
to
progress
7:
表示与书籍
,
文本相关的词
,
如
:introduction
to
passage.
8:
表示恭喜或是祝贺
,
如
:
The
director
proposed
a
toast
to
the
health
of
the
guests.
Let
’
s
drink
to
Dick
’
s
success
in
business
9:
另外还有一些名词符合这种用法
,
有的具有两者息息相关
,
缺一不可的含义
.
如
:key
to
door,invitation
to
party,
guide
to
action,limitation
to
life,accessory
to
school
四
:to
还具有依据
,
伴随
,
和着节奏的含义
,
如
:sing
to
piano,
chance
to
the
tune,
stamp
to
the
rhythm
of
the
song,
add
salt
to
taste
五
:
表示趋势或倾向
,
如
:tend
to,be
prone
to,be
inclined
to,be
apt
to,be
liable
to
He
’
s
liable
to
seasickness.
You
are
liable
to
come
to
wrong
conclusion.
六
:
表示对事情的坚持与执着
,
如
:sick
to,hold
o,adhere
to,cling
to
He
still
holds
on
to
his
original
views.
七
:
表示约束
,
局限
,
如
:limit
to,confine
to,resrict
to
He
’
s
confined
to
the
house
by
illness.
He
confined
his
remarks
to
scientific
mangement.
八
:
表示一种习惯或是一种适应性
,
如
:get
(be)
to,used
to,be
accustomed
to
Finally,the
students
got
used
to
my
teaching
method.
十
:
表示起因和原由
,
如
wing
to,due
to,thanks
to,attribute
to,come
down
to
The
flight
was
cancelled
due
to
the
thick
fog.
The
famous
artist
attributed
his
success
to
his
wife.
十一
:
表示目的或结果
,
如
:aim
to,lead
to,give
rise
to
I
aim
to
be
an
excellent
college
teacher.
His
conceit
lead
to
his
failure.
These
bad
condition
has
given
rise
to
a
lot
of
crises
十二
:
表示命运
,
注定
,
如
:be
doomed
to,be
destined
to,
All
military
adventures
by
the
two
super
powers
are
doomed
to
fail.
十三
:
表示数量上的积累或增加
,
如
:in
addition
to,add
to,amount
to
In
addition
to
relief
supplies,he
also
presented
with
some
money.
The
annual
output
of
steel
amounts
to
1200
tons.
十四
:
表示全身心投入的含义
,
如
:be
addicted
to,contribute
to,devote
to,commit
to
He
is
determined
to
devote
all
his
life
to
his.
十五
:
表示展望或是回顾
,
如
:look
forward
to
反
date
back
to
The
church
dates
back
to
the
13th
century.
十六
:
表示方位概念
.
如
:close
to,next
to
I
don
’
t
like
wool
next
to
my
skin.
十七
:
表示依靠或借助
,
如
:resort
to,turn
to,appeal
to,
He
usually
appeals
to
arms
to
settle
the
territory
dispute.
十八
:
表示有关注
,
关于
:as
to,with
regard
to
十九
:
表示关注或重视
,
如
:pay
attention
to,attach
to,
We
should
attach
primary
importance
to
job
training.
二十
:
表示依据或是根据
,
如
:according
to,in
proportion
to
According
to
today
’
s
newspaper,the
match
will
be
postponed.
The
lending
countries
subscribe
towards
capital
stock
in
proportion
to
their
economic
importance.
二十一
:
表示应该或必须含义的句式
,
如
:
It
’
s
time
to
get
up.
We
are
supposed
to
get
here
at
seven.
It
’
s
up
to
this
country
to
ban
nuclear
weapons.
二十二：表示相关联，相连接，如：
be
related
to,be
relative
to,in
relation
to,be
relevant
to,link
to
Investigate
all
the
facts
related
to
the
problem.
People
often
linked
walth
to
happiness.
二十三：表示反对和赞同。
1
：
to
引导的表示反对，
抗拒，
对抗意义的词组。
Be
opposed
to,be
oppsist
to,be
contrary
to,be
adverse
to,be
resistant
to,be
contradictory
to,object
to,oppose
to,deny
tp,be
aline
to
These
buildings
are
resistant
to
earthquake.
They
are
to
tally
opposed
to
any
changes
being
made
in
the
plans.
2:to
引导的表示同意，赞同意义的词组：
consent
to,subseribe
to,
The
employer
consented
to
give
him
a
salary
raise.
表示调整，使符合，使适应的
含
义
，
如
：
adapt
to,commodate
to,adjust
to,conform
to,habituate
to,fit
to,suit
to,correspond
to,cater
to
She
tried
to
habituate
herself
to
the
style
of
plain
living.
Your
action
should
conform
to
the
interests
of
the
people.
They
offered
various
foods
to
cater
to
the
need
of
customers.
His
words
doesn
’
t
fit
to
his
actions.
Suit
your
writing
style
to
the
masses.
3:
表示投降
,
屈服
,
服从的含义
,
如
:be
subject
to,be
subordinate
to,submit
to,subject
to,surrender
to,give
in
to,confess
to,admit
to.
The
minority
is
subordinate
to
the
majority
少数服从多数
Countries
nearby
oceans
are
always
subject
to
earthquake.
He
confessed
to
having
robbed
the
woman
of
her
wallet.
We
’
re
not
the
kind
of
people
to
yield
to
any
military
threat.
常用词组
respond
to
（反应）
,appeal
to
（吸引）
,catch
on
to
（理解）
,listen
to
（收听）
,used
to
（过去常常）
,give
birth
to,attend
to
（照料）
,see
to
（负责）
,be
entitled
to
（有权）
,belong
to
（属于）
,come
to
（苏醒）
,stand
up
to
（勇敢面对）
,help
oneself
to
（请自便）
,refer
to,to
the
point
（切题）
,
Train
them
to
stand
up
to
any
severe
test
in
hard.
The
ticket
entitled
you
to
a
free
meal
in
the
luxury
hotel.
See
to
it
that
the
children
get
a
hot
meal
after
their
swim.
You
will
catch
on
to
the
job
shortly
after
wards.
People
usually
refer
to
television
for
up-to-the-minute
news
一、介词
to
的常见用法
1.
动词
+to
a)
动词
+ to
adjust to
适应
,
attend to
处理；照料
,
agree to
赞同
,
amount to
加起来达…，
belong to
属于
,
come to
达到
,
drink to
为…干杯，
get to
到达
,
happen to
发生在某人身上
,
hold to
紧握
,
lead to
通向
,
listen to
听
,
occur to
想起
,
object to
反对
,
point to
指向
,
respond to
回答
,
refer to
参考；指的是…；涉及
,
reply to
回答
,
see to
负责
,
stick to
坚持
,
turn to
求助
,
write to
给某人写信。
b)
动词
(+sth.)+to+sb.
announce to
通知某人
, describe to
向某
人描述
, explain to
向某人解释
, express
to
对某人表达
, mention to
提及
, nod to
向某人点头
,
report
to
报告
,
say
to
告知
,
shout to
对某人大叫
, suggest to
对某人
提建议
,speak to
与某人交谈
, talk to
跟
某人谈话
, whisper to
和某人低声耳语。
c)
动词
+sth./sb.+ to +sth./sb.
add to
增加
, compare to
比作
, carry to
运送至
, devote to
致力于
,introduce to
介绍给
, invite to
邀请参加
, join to
连
接到
, leave to
委托给
,reduce to
下降至
,
sentence to
判处
, take to
带到。
2. be +
形容词
/
过去分词
+ to
be alive to
觉察；晓得
,
be attentive to
注意；留心
,
be awake to
知晓
,
be blind to
缺乏眼光
,
be close to
紧挨着
,
be common to
对某人来说很普通
,
be contrary to
违反；反对
,
be devoted to
致力
,
be deaf to
不愿意听
,
be equal to
有…的力量
,
be exposed to
暴露；遭受
,
be fair to
对…公平
,
be familiar to
对某人来说熟悉
,
be grateful to
对某人心存感激
,
be good to
对…有好处
,
be harmful to
对…有危害
,
be important to
对…重要
,
be kind to
友好对待
,
be known to
周知于
,
be married to
嫁给
,
be moved to
转移到
,
be near to
靠近
,
be necessary to
对…有必要
,
be opposite to
在对面
,
be opposed to
反对
,
be pleasant to
合某人之意
,
be proper to
专属
,
be polite to
礼貌待人
,
be rude to
粗暴对待
,
be relative to
与…有关
,
be strange to
不习惯
,
be similar to
类似
,
be suitable to
适合
,
be true to
忠实
,
be thankful to
感激
,
be useful to
对…有用
,
be used to
习惯。
3.to+
名词构成的词组
to a degree
在某种程度上
, to date
到现
在为止
,to
one
’
s
feet
跳起来，
to
one
’
s
mind
照…看来
, to one
’
s surprise
使…
吃惊
,to
one
’
s
taste
符合胃口
,
to
oneself
独自享用
, to order
定做
,to the letter
不折不扣地
, to the point
中肯地
to 即可做介词，又可做动词不定式符合，这个东西需要你在平时学习的时候注意总结，一两句话说不明白。有的是固定短语。如：be friendly to/ be nice and kind to/ be harmful to
有的是固定搭配：如 go to schoo, go to the +名词
有的是表示后面要跟动词，如：go to see sb/ have to do/ need to do / would like to do
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