by 什么时候用?例子by 什么时候用?请举例子?by 就是延伸by前面的内容是吗?共3个问号,谢谢

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/02 18:37:05
by  什么时候用?例子by  什么时候用?请举例子?by 就是延伸by前面的内容是吗?共3个问号,谢谢
xXrt&bNdi;4^$!#`4DZօ(R%Y[,S,YL?'B)q2Gq9g_^{m|2s9˭yKwYV)_;K~.`wE#ebos{MN&)e'7Ƌ1+E_DL?fG^4'ͭx^c=.>=og-6N?Fn}vȵmXh=nt:sydrF'YW)l<4j!sK}ͦZ|mqLYy?Wb=x lSK{,炻r9l~6jރ&+a0 ։Òh7 &7a7 ;1TX1nHYRe!~)21t4L[ r62x4975)X<-G4%L v<:;,\KֺT+V^plEV.InxÂoqz ~ ӵӬUvZ_t+0mt9xa!W?Ӣf,hZ(㏊:ܷ?*@0Fqz `PKϠP)Y(Mҕ&uRI` U]ɔJCXl lпc *ց\s:WIvf=T7J))=l ׆vG VPlFPB|JOhwlBuBd#LDY1>'x;Z S(,ǓD%]ڥwi }5πQ{O'ST /}W\ pXqy'K [/|?A7xIrsmt"O*O~pr[3z(=CK)zNHE'l)1%Eʦ"Y@bh~W(фl9凝 [8D\9on?#Iy, E&ڥDX-kc%1]eEa *a(bD$h(-WHڂHGǤ 1d[B ѕ14mD#ꀉ Qð8^1)`(ޟ)=DLq"^7sVcR\?rqkx@a3'Ы@G KHPvx}( xu Xm3T?'SWA]!B)XyZ|tSjP<,MCk~v͙3́ EJp@vL@>JeZeYc( A7R(HRԸLGV:vmBNPnH1jH}V4%0t%8r*!%cI9 !\fF `L3fQBҰK5A͈QM?wh7z~pk4p?dӓgH~FҚ_oԨbmp):eG{zI?7| vpkKhhCG2 OȨvBHfke tEaBמ G9]f{+ fQS.̂saB|bk*GdTԀ'P*W JkusKS:T P?˽9݁;2':J+ooKh̑BV2hQx 曠YPm\8jZ(TAV: Nw>_M䖀!ܰT'^KbA53I3&Ulz|ɟ!$_3 yHns1bYQ9ig+лbMd :;><5~Hszq+91:(0 zL\}Ō@5dSˊ?x#_)')TGB[GUX9KmhDŽRVs1#= Rf>dNC*}\ x&pʊS5v2'Y薫<yUG!n@2)Hzݾ)CU{oHSKGNkG~( d* ?4(g 9XXH$[ELT3Q1!ohsp3ik>ͳcJu-ÌCF?HŨz,i]NiA Ռ H]!+jkw«-{0c] 6- D$0i$E. ❜.ΐ)ܗ)-_6Q?Nh?/j?MtBSQݝ#wf lV*bv4Y~OB3F$\}6QZXͤb$MN))ސ24Q9MR?P Uw,;WYuBX+|p8~O\FC&{#}$ԫɌ[ MvK/U+?16N( T *~H(Ѿlx tŠu<&YP%+D%+AٸK-Kт" FTUlt56у,@ZIᎾfO$X:Hd/b'8

by 什么时候用?例子by 什么时候用?请举例子?by 就是延伸by前面的内容是吗?共3个问号,谢谢
by 什么时候用?例子
by 什么时候用?请举例子?
by 就是延伸by前面的内容是吗?
共3个问号,谢谢

by 什么时候用?例子by 什么时候用?请举例子?by 就是延伸by前面的内容是吗?共3个问号,谢谢
第一,二问:我给搜索了一下,下边这个比较全了,高中水平的.
第三问:如下,很显然不全是.你说的应该是被动语态中表示动作的实施者.
介词by的用法归纳
河北省鸡泽县第一中学 胡贺军 057350
介词by可以用来表示方位、时间、手段等,其用法在高考中曾多次出现.下面结合高考试卷和其它一些例句做一下归纳:
一、by+地点名词.表方位,意为:“在…旁边”.如:by the lake/river/tree/window/door等.
She searched the top of the hill and stopped to rest on a big rock by the side of the path.(NMET90)她搜索了山顶,然后停下来在路边的一块大石头上休息.
After supper she would sit down by the fire,sometimes for as long as an hour,thinking of her young and happy days.(2003上海·春)晚饭后,她常坐在火旁,有时长达一个小时地回忆她那青春、快乐的年代.
注:有时可表:“从…旁经过”,多与动词go/walk/pass等连用.
As we boys were rushing towards the playground,Jim slipped by the table.(NMET92完形)当我们这些男生冲向操场时,吉姆从桌旁溜过.
二、by+时间名词.意为:“到…时(已发生某事),此时谓语多用完成时;最晚、不迟于…,在…之前”.如:by now/then/this time/next Friday/the end of/three o`clock等.
By the end of last year,another new gymnasium had been completed.(2003上海·春)到去年年底,又有一座新体育馆峻工了.
The train leaves at 6:00 pm.So I have to be at the station by 5:40 pm at the latest.(NMET97)火车下午六点开,所以最晚我得五点四十赶到车站.
三、by+名词.可用来表方法、方式、手段等.
1、by+the+可数的时间、长度、重量等名词.意为:“按…计算,按…买(卖)”.如:by the pound/ton/yard/meter/dozen/bale/day/month等.
Cleaning women in big cities usually get paid by the hour.(NMET98)城市里的女清洁工通常按小时获得报酬.
In the market,tobacco is sold by the bale,eggs by the dozen and salt by the pound.在市场里,烟叶按捆卖,鸡蛋按打卖,盐按磅卖.
2、by+表示时间、长度、重量等总称的不可数名词(名词前不加冠词).意为:“按…计算,按…买(卖)”.如:by time/volume/length/weight/height/depth/width/area等.
As we all know,the freight of the luggage is charged by weight.众所周知,行李的运费是按重量计算的.
3、by+交通工具、交通方式名词(名词前不加冠词,不变复数).意为:“通过…,由…,乘…”.如by train/rail/tube/taxi/bus/truck/bike/boat/plane;by land/road/sea/water/air等.(on foot)
It takes a long time to go there by train;it`s quicker by road.(或by bus)(NMET93)乘火车去那儿要花很长时间,公路比较快.
“I usually go there by train”.“Why not try going by boat(或water)for a change?”(NMET92)“我常乘火车去那儿.”“为何不尝试一下坐船呢?”
4、by+抽象名词或具有抽象意义的普通名词(名词前不加冠词,不变复数).意为:“靠…,通过…,由…所致”.如:by skill/determination/practice/diligence/inference/chance/accident;by mail/letter/radio/fax/telephone/telegraph/hand/machine等.
Although he had been searching in the wrong area most of the time,he found it by logic,not by luck.(NMET2002阅读)虽然他曾大部分时间一直在错误的地方寻找,但他还是靠逻辑推理而非运气,找到了它.
I made a coat with my own hands.It was made by hand,not by machine. 我用双手织了一件外套.它是用手工织的,而不是机器织的.
5、by+ 地点或工具等具体名词.表路线、途径,意为:“通过(某物、某地),取道…”.如:by a stone bridge/the back door/the freeway/country roads等.
The man entered the room by the back door.那人通过后门进入了房间.
6、by+动词—ing.意为:“通过…,靠…,凭…”.如:by waiting/practing/begging/working/imitating等.
He gained his wealth by printing works of famous writers.(NMET95)他通过印刷著名作家的作品而获得了巨大的财富.
Our bodies are strengthened by taking exercise. Similarly,our minds are developed by learning.(2000上海)身体是靠锻炼强壮的,同样,大脑是靠学习开发的.
四、by+数量词.
1、表升降、增减的程度.如:by one-fifth/20 percent/£3/two feet等.
With production up by 60%,the company has had another excellent year.(NMET2000)产量上升了百分之六十,这家公司今年的业绩极好.
The demand for organic food is increasing by about one third every year.(NMET2002阅读)对绿色食品的需求每年在增长大约三分之一.
2、表示距离和面积、体积中的尺寸及乘除法中的运算.如:by 2cm/6 inches/four feet/nine yards/a hair`s breadth等.
Luckily,the bullet narrowly missed the captain by an inch.(2002上海)幸运地是,那颗子弹差一英寸就击中了上尉.
The bed is three meters wide by two meters long,and can fit at least four at one time.(NMET2001阅读)那张床三米宽,两米长,一次至少可以睡四个人.
五、by+身体部位名词或衣服名词.表示被抓住身体/衣物的某一部分,常与动词catch/seize/take/hold/grab等连用.如:by the hair/hand/arm/nose/horns;by the collar/lape/sleeve等.
The policeman caught the thief by the arm.警察抓住了小偷的胳膊.
The soldier grabbed the child by the collar.那个士兵揪住了孩子的衣领.
六、by的常见短语:
by means of/by way of/by the way/one by one/step by step/side by side/shoulder by shoulder/by oneself/by birth/by society/take…by surprise/learn…by heart/what do you mean by …/by my watch等.

by 什么时候用?例子by 什么时候用?请举例子?by 就是延伸by前面的内容是吗?共3个问号,谢谢 反身代词前什么时候用by什么时候不用by 什么时候用TAKE THE BUS?什么时候用BY BUS? 英语反身代词前什么时候用by,什么时候用for? she cooked the whole meal by herself.为什么用by,能否省略?反身代词什么时候用by,什么时候不用 现在完成时和过去完成时的用法在什么时候用现在完成时,什么时候用过去完成时比如by the year 2008 用过去完成时,举点例子 英语反身代词前什么时候用by,请举例说明 被动语态的by sb什么时候不可以省略?通常情况下执行者(by sb.)可以省略,什么时候不可以省略?能举个例子么? oneself与by oneself有什么不同什么时候用oneself什么时候用by oneself详解谢谢各位!3q 问你的表几点什么时候用on your watch什么时候用by your watch? 英语什么时候用动名词结构?end up的用法.By在什么时候后面用动名词 myself什么时候前面加by,什么时候直接做状语? 被动语态中by with什么时候用,比如be made by sb be filled with sth increase后面的介词in和by有什么区别?reduce用in还是by?什么时候用in什么时候用by? by和until的用法?by和until在用法上有什么具体区别?什么时候用只能用by,什么时候只能用until? hit sb on/in/by the+身体部位,什时候用on ,什么时候用in和by By the time by the end ofBy the time一般要怎么用什么时候要用完成式 By the end of怎么用 什么时候用take a bus,还有take ,in,by+交通工具 怎么用那么on+交通工具呢