I buy a gift for you.(我给你买了一件礼物。)

What for?
Playing computer is bad for your eyes.

for造句英语
i study two hours for every evening！
i study for two hours ewww.souquanme.comvery evening.
第二句是正确的。
for every evening 用法不对，every evening 意思是每个晚上，前面不需要介词。
for four hours四个小时，表示一个时间段。

你好!
for 英[fə(r)] 美[fɔr,fə]
prep. 为，为了; 倾向于; 关于; 当作;
conj. 因为，由于;
[例句]Isn't that enough for you?
那对你来说不够吗？
For的短语
for the moment
[中考]现在，暂时
allow for
[中考]考虑到
call for
[中考]邀请,要求,需求
make for
[中考]走向，驶向,有助于
pay for
[中考]付…...钱， 买
for example
[中考]例如
go for
[中考]竭力想取得,喜爱,支持，拥护
word for word
[中考]逐字地
account for
[中考]说明 (原因等)
run for
[中考]竞选
take for
[中考]把 …… 认为是，把 …… 看成是
for one thing
[中考]首先，一则
send for
[中考]派人去请，召唤,索取
for the first time
[中考]第一次
for instance
[中考]例如，举例说
prepare for
[中考]准备
look for
[中考]寻找
care for
[中考]照顾， 喜欢
for a while
[中考]暂时，一时
for the time being
[中考]暂时,眼下
stand for
[中考]代替，代表，意味着
ask for
[中考]请求， 寻求
apologize to sb. for sth.
[中考]为某事向某人道歉
be bad for
[中考]有害于
be famous for
[中考]因……而有名
be late for
[中考]迟到
be/get ready for
[中考]为……作准备
enter for
[中考]报名参加
for (the) purpose of
[中考]为了
for a moment
[中考]片刻，一会儿
for ever
[中考]永远
for the better
[中考]好转，改善
for the present
[中考]目前，暂时HkIKklXaB
for the sake of
[中考]为了 …… 起见
get ready for
[中考]为……作准备
go for a swim
[中考]去游泳
go in for
[中考]参加，从事于，酷爱
leave for
[中考]动身去
mistake for
[中考]误以为．．．
pay the way for
[中考]为 …… 铺平道路
praise sb. for sth.
[中考]为某事表扬某人
search for
[中考]搜寻， 搜查
sit for
[中考]参加
take a message for sb
[中考]给某人捎个口信
wait for
[中考]等待
go for walks
[中考] 去散步
places for animals to live
[中考] 动物居住的地方
be ready for
[中考]为……作好准备
be late for ……
[中考]迟到
get ready for (=be ready for)
[中考]为……作好准备
go out for a walk
[中考]外出散步
have bread and milk for breakfast
[中考]早饭吃面包和牛奶
make room/space for
[中考]给……腾出地方
set an example for
[中考]为……树立榜样
take sb. to a park/London for one's holidays
[中考]带某人去公园/伦敦度假
ask for leave
[中考]请假
thank for
[中考]为……感谢
for oneself
[中考]为自己
make/offer an apology to sb for sth.
[中考]因某事向某人认错或道歉
ask sb. for advice / help
[中考]请某人指点 / 帮助
a call for help
[中考]呼救声
make sth. for sb.
[中考]为某人做...
buy sth. for sb.
[中考]为某人买东西
stay in bed for another two days
[中考]再跟床上呆两天
thank sb. for ...
[中考]为...而感谢某人
a ticket for Shanghai
[中考]一张飞往上海的机票
for a long time
[中考]很长时间
go for a walk
[中考]去散步
take a message for sb.
[中考]给某人捎个信
be late for the first class
[中考]第一节课迟到
be sorry for
[中考]为...难过,遗憾
feel sorry for
[中考]为...难过,遗憾
be used for doing=be used to do sth.
[中考]被用于做某事
have a party for sb.
[中考]为某人举行一次聚会
have a surprise(surpr搜趣网ising) party for sb.
[中考]为某人举行一个惊喜的聚会
study for ...test
[中考]为...考试而学习
play sports for a living
[中考]以运动为谋生
be late for school/class
[中考]上学/上课迟到
sb. pay some money for sth.
[中考]某人为某物付多少钱
take sth. for granted
[中考]想当然
ask for ...
[中考] 求助,向…要…（直接接想要的东西）
ask sb. for sth.
[中考] 向某人什么
be angry with(at) sb. for doing sth.
[中考] 为什么而生某人的气
be good for
[中考] 对什么有好处
be late for = come late to
[中考] 迟到
fit to sb. = be fit for sb.
[中考] 适合某人
get ready for = be ready for
[中考//www.souquanme.com] 为什么而准备
It's a good idea for sb. to do sth.
[中考] 对... 来说是个好主意
It's time for sth.
[中考] 到了该去做某事的时间
It's time for class
[中考] 该去上课了
take walks = take a walk ＝ go for a walk
[中考] 散步
wait for sb.
[中考] 等某人
wait for sb. to do sth.
[中考] 等某人做什么
wait for sometime
[中考] 等多少时间
enter oneself for a contest
[中考] 报名比赛
have a gift for music
[中考] 有音乐天分
have high hope for sb.
[中考] 对某人抱很大希望
make up for one's mistake
[中考] 弥补某人的过失 　　
place an order for sth.
[中考] 订购某物
go out for a picnic
[中考] 去野餐
provide food and clothes for one's family
[中考] 养家糊口
reach for sth.
[中考] 伸手去拿
for this reason
[中考] 为此，为此理由
make room for
[中考] 给...腾出地方
scold sb. for sth.
[中考] 为某事责备某人
be thankful to sb. for sth.
[中考] 因某事感谢某人
act for
[高考]代理
advertise for
[高考]登广告征求(寻找)某物
aim for
[高考]力争...，针对
apply for
[高考]提出申请(或要求等)
as for
[高考]至于，就...方面说
be adequate for
[高考]适合
be available for
[高考]有效
be eager for sth.
[高考]渴求某事物
be in for
[高考]参加(竞赛、考试等)
be known for
[高考]因...而众所周知
but for
[高考]倘没有，要不是
come for
[高考]来接人;来取物
cut out for
[高考]适合于，准备;面对
die for
[高考]渴望，切望
except for
[高考]除...之外
excuse sb. for sth.
[高考]原谅某人做了某事
figure for
[高考]谋取，企图获取
for ages
[高考]长期
for fear of
[高考]由于害怕;生怕，以免
for fear that
[高考]以免;生怕，唯恐
for lack of
[高考]因缺乏;因没有
for life
[高考]终身
forgive sb. for sth.
[高考]原谅某人(做了)某事
go on for
[高考]接近(时刻、年龄等)
good for
[高考]有效的;值...;胜任
head for
[高考]朝...方向走去
hunt for
[高考]搜寻;寻找;追猎
in exchange for
[高考]交换
in return for
[高考]作为...的交换
inquire for
[高考]询问(商店、地点等)
long for
[高考]渴望
make room for sb.
[高考]让出空地方给某人
make up for
[高考]补偿，弥补
reply for sb.
[高考]代表某人作答(或答辩)
save for
[高考]留供...用
struggle for
[高考]为...而斗争
treat sb. for
[高考]给某人医治...
wait up for
[高考]为...而等候着睡不着
watch out for
[高考]密切注意;戒备，提防
weep for
[高考]为...而哭泣
wish for
[高www.souquanme.com考]盼望，希望，想要
come for one's help
[高考]求某人帮助
famous for
[高考]（=famous as）以...而出名
grateful for
[高考]为...表示感激
for long
[高考]很久，长久
reach for
[高考]伸手去拿（取）某种具体的实物
responsible for
[高考]对...负责（responsible to）
search ... for
[高考]在（某地）搜寻（某东西）
in search for
[高考]（为了）寻找或寻求，for亦可用of代替
substitute for
[高考]代替，替换
for safety
[高考]为了安全，为了确保安全，为了安全起见
useful for
[高考]对...有用的（useful to）
be anxious for
[高考]渴望
be used for
[高考]被用作...,被用来作...
be dying for sth.
[高考]想要某物
take ．．． for example
[高考]拿...为例
have an eye for
[高考]能欣赏...
apply for a patent for ...
[高考]为...申请专利
make sacrifices for
[高考]为...牺牲
vote for / against the plan
[高考]投票赞成/反对这个计划
apply for a job / post / passport
[高考]申请工作 / 职位 / 护照
go overboard for / about
[高考]沉迷于;狂热地追求
labor for a better future
[高考]为更加美好的未来而努力
for sale
[大学]adv.待售
speak for
[大学]v.代表...讲话,要求得到,订购
come in for
[大学]接受,得到;遭受,挨…
try for
[大学]v.争取,谋求,申请
for good
[大学]永久地,一劳永逸地
for sure
[大学]肯定地,无疑地,确实地
for short
[大学]adv.简称,缩写
fall for
[大学]爱上,迷恋;受…骗,上…当
for certain
[大学]adv.肯定地
cry for
[大学]v.吵着要,恳求,迫切需要
answer for
[大学]对…负责,得到…的报应,为…承担责任
as for as
[大学] 就…而论，据…
for the best
[大学] (完全)出于好意
cast about for
[大学] 搜索，寻觅
decide for
[大学] 作对…有利的决定
do for
[大学] 对…有效；照应
do duty for
[大学] 当…用，起作用
fear for
[大学] 为…担心
for the future
[大学] 从今以后，在今后
listen for
[大学] 等着听…(的声音)
mark out for
[大学] 使…注定要
once for all
[大学] 一劳永逸地
be out for
[大学] 为图要；一心为
point for point
[大学] 确切地
press for
[大学] 催逼；迫切要求
by pressed for
[大学] 缺少，缺乏
be remarkable for
[大学] 以…而著称
have respect for
[大学] 尊重；考虑
for the rest
[大学] 至于其余，至于其它
see for oneself
[大学] 亲眼看，自己去看
send away for
[大学] 函索
settle for
[大学] 对…感到满足，满足于
speak well for
[大学] 证明…很好
stand up for
[大学] 为…辩护；维护；坚持
take thought for
[大学] 对…担心；对…挂念
speak volume for
[大学] 充分说明
for what it is worth
[大学] 不论真假
for all that
[大学] 尽管，虽然
be to blame for
[大学] 对…应负责任
be bound for
[大学] 准备到…去；开往
be hard up for money
[大学] 缺钱，手头紧
never for a moment
[大学] 决不，从来没有
stick out for
[大学] 坚持索取
for free
免费地,无偿地
thirst for knowledge
渴望求知
food for thought
值得思索的问题,耐人寻味的道理
cry out for
迫切需要
cover for
v. 代替
estate for life
终身财产,固定资产
for a song
adv.非常便宜地
go for broke
冒破产的风险,冒险,孤注一掷
ask for trouble
自讨苦吃,自寻烦恼,自找麻烦
shoot for
v.争取,得到(或完成)
for dear life
拼命地,为了逃命
for the most part
在很大程度上,多半,大多
take for granted
想当然认为
for some reason
由于某种原因,不知怎么回事
for good measure
adv.作为额外增添
international bank for reconstruction and development
【经】 国际复兴开发银行
for love or money
adv.无论如何
head for the hills
跑开,躲得远远的
for one
举个例子,例如,譬如
ask for it
自寻麻烦,自找苦吃
feel for
v.摸索,同情
economic commission for europe
【经】 联合国欧洲经济委员会
once and for all
一劳永逸地,永远,彻底地
for all practical purposes
adv.实际上
jump for joy
高兴得跳起来,欢呼雀跃
for anything
无论如何(不), 决(不)
for that matter
就此而言, 至于那个, 说到那一点
for all the world
无论如何,不管怎样;非常,极其
done for
不中用的
fend for
抚养,照料,养活…
quest for
v.追求,探索
grope for
v. 探索
plump for
支持,赞成,拥护
brace oneself for
为…作好思想准备;准备…
tit for tat
以牙还牙,针锋相对,一报还一报
for the asking
一经索取…
the Hall of Prayer for Good Harvest
祈年殿
the Cultural Palace for Nationalities
民族文化宫

1、All I do is for you. 我做的一切都是为了你。
2、I am looking for the book I have lost. 我在寻找我遗失的书。
3、She's asking for help. 她在寻求帮助。
4、This gift is for you. 这是你的礼物。
求采纳，谢谢。