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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,新课标资源网,老师都说好!,新课标资源网,老师都说好!,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,介词的用法,英语语法讲解,介词的用法英语语法讲解,一、定义,介词preposition缩写prep.,又叫前置词,表示其后的名词或代词(或是相当于名词的其他短语或从句)与其他句子成分的关系。介词是一种,虚词,,,不能单独在句中作成分。,二、介词的,分类,介词分为:简单介词:at、in 、on 、for、to,合成介词:within、inside、onto、,throughout.,短语介词:according to、out of、,because of、by means of、,in spite of、instead of,一、定义 介词preposition缩写prep.,又叫前置,二、介词的用法,1、表示时间的(at、on、in、at、before,after、by、until、through、from、since、within),(1),at,:用于表示时刻,时间的某一点。,at noon在午时 at night在夜间 at present目前,双重介词:from behind/above/under,until after,分词介词:considering,including,judging from/by,二、介词的用法 1、表示时间的(at、on、in、,(2),on,:,用于星期,某天,某一天的上午、下午、晚上(指具体的某一天时,一律用),On Sunday在星期天 on Sunday morning 在星期天的上午 on March 8 在3月8日,(3),in,:,用于表示周、月、季节、年、泛指上午、下午、晚上。,in 1999 在1999年 in November 在11月份,in summer 在夏季 in the afternoon在下午,过后(未来时间):,I think he will be back in an hour.我想他一小时后就会回来。,I heard that she would be back in a month.我听说她一个月 后回来的。,(4),before,:,在之前,Wei hua got up before 7 oclock this morning.今天早晨,魏华在7点之前起床了。,(2)on:用于星期,某天,某一天的上午、下午、晚上(指,5),after,:,在之后,After that,no noe should ever kill a seagull,.从那时起,任何人不得捕杀海鸥。,(6),by,:,在前(时间),截止(到),By the time I arrived,she had already gone.,在我到达之前,她已经走了。,(,7)for:,达之久(表示过了多少时间),可以和一般现在时,过去时,将来时连用,但是经常和完成时连用。,Florence often worked for twenty-four hours without rest.,弗洛沦斯常常工作24小时而不休息。,(8),during:,在期间,During the lifetime of one man,North America and Europe will more further apart by nearly two metres.,在一个人的一生期间,北美洲和欧洲由于漂移,其间的距离将要增加差不多两米。,5)after:在之后(6)by:在前(时间),截,(9),through,:,一直(从开始到结束),He,who led the United States through these years,was shot on April 14,1865,at a theater in Washington,领导美国度过了这些年代的他,于1865年4月14日在美国华盛顿一家戏院里被人枪杀。,(10),from,:,从起(时间),The worders were made to work from 7 in the morning to 7 in the evening.工人们被迫从早7点工作到晚7点。,(11),since,:,自从以来(表示从以前某时一直到现在仍在继续),Since that time,my eyes had never been very good.从那时起,我的眼睛一直不是很好。,(,12)within:,不超过的范围,He will arrive within an hour.他一小时内就人到。,(9)through:一直(从开始到结束)(10)fro,2、,表示地点,(at、in、on、under、over、above、below、near、by、between、among、around、in front of、behind、into、out of、along、across、,through、to、for、from),(1),at:在某地点(表示比较狭窄的场所),at school上学 at home在家 at 320 Xinfu District 在新抚区320号at the station 在火车站,(,2)in:,在某地(表示比较宽敞的场所),She will arrive in Shanghai at ten.10点她将到达上海。,(3)表示地点方向的on,under,over,above,below,on:在上面,有接触面,on the table 在桌子上面,above:在上方,Sometimes Juliana could hear planes above the trees.,有时朱莉安娜能听到树林上空的飞机声。,2、表示地点(at、in、on、under、over、ab,over:在正上方,是under的反义词,Over these tombs,they built pyramids.在这些坟墓上,他们建起了金字塔。,under:在下面,在之内,The twin sisters put the basket under the tree.这姐俩把篮子放到了树下。,below:在下方,(不一定是正下方),Three thousand metres below her,she could see nothing except the thick jungle.,3000米以下,除了茂密的丛林之外,她什么也看不见。,(4)near,by,near:近的,不远的(=not far)是,far,的反义词,near还可以指时间,in the near future在不远的将来。,Greens lake was a small lake near his home.格林湖是他家附近的一个小湖。,over:在正上方,是under的反义词(4)nea,by:在旁边,比,near,的距离要近,Juliana walked by the side of the river for six more long days.,朱莉安娜沿着河岸又走了足足6天。,(5)between,among,around,between:在两者之间,The differences between American English and British English are not very great.美国英语和英国英语之间的差别不是很大。,among:在三者或者更多的之中,There are some American students among us.在我们中间有几个美国学校。,around:环绕,在.的周围,在的四周,They arrived at a valley with high mountains all around it.他们到达了四周有高山环绕的山谷,by:在旁边,比near的距离要近(5)betwee,(6)in front of,behind,in front of:在的前面,There is a car in front of the house.房子前面有一辆小汽车。,behind:在.后边:Are there any cows behind the house?房子后面有一些牛吗?,(7)in,into,out of,in:在.之内,用于表示静止的位置,There are four girls in the room.房间里有4个女孩。,into:进入,用于表示有特定终点的运动方向,通常用于表示动作的动作之后。,如:come,go,walk,jump,run.,(6)in front of,behindi,She took me from the hall into my classroom.她把我从门厅带进我的教室里边去。,(8)along,across,through,along:沿着,Go along Zhongshan Road and turn right at the second crossing.,沿着中山路走然后在第二个十这路口向右拐。,across:横过(平面物体),Very slowly,the continents are moving across the face of the world.,各个洲在地球表面缓缓漂移。,through:贯通,通过,The students walked through the gate with Uncle Wang.,学生们随着王叔叔通过大门。,She took me from the hall into,(9)to,for,from,to,:,到达地点(目的地)或方向,Wheres Jack?He has gone to London.杰克上哪了?他去伦敦了。,for:表示目的,为了,Do you know what he comes here for?你知道他为什么来这儿吗?,from:从地点起,How far is it from London to New York?从伦敦到纽约有多远?,3、表示手段和材料的介词用法,1)with,和在一起,These plates keep moving,like great ships,carrying the continents with them.,这些板块载着各个大陆,像航船一样不断地漂移。,(9)to,for,fromto:到达,具有,带有,A person with good manners is always kind and polite.,有礼貌的人总是和和气气,彬彬有礼的。,用某种工具或方法,He could swim with some special swimming shoes.,穿着一些特制的游泳鞋,他能游泳。,(2),in:表示用什么材料(例如:墨水,铅笔等)或用什么语言。表示衣着,声调特点时,不用with而用in。,Whats this in English.这个用英语怎么说?,(3)by:通过方法,手段,What do you mean by the word“island”?“island”是什么意思,I prefer tr
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