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1、常用介词介词是一种用来表示词与词,词与句之间的关系的词。在句中不能单独作句字成分。介词后面一般有名词代词或相当于名词的其他词类，短语或从句作它的宾语。介词和它的宾语构成介词词组，在句中作主语,状语，表语，补语或介词宾语。1.about1)关于=oneg.givesbadviceonhowtolearnEnglish2)到处lookabout环视3)大约4)beabouttodo即将做eg.Iwasabouttoleavewhenthephonerang.2.above在...上方/over在垂直的上
2、方反义:below在...下方3.across横穿,从表面through竖穿,从内部4.after在(位置,时间)后/behind在(位置)后before在(位置,时间)前/infrontof在(位置)前in+时间段+将来时howsoonafter+时间段+过去时whenafter+一点时间(常用于一般将来时or一般过去时)when如:Thebabystoppedcryingafterhalfanhour.Thebabywillstopcryinginhalfanhour.Theywillvisit
3、theirteacherafterFriday.时间段+later+过去时when5.behindHehangshiscoatonanailbehindthedoor.他把外套挂在门后的一颗钉子上.Beyond超过Thisworkisbeyondmygrasp.这件工作非我力所能及.Hisbadbehaviorisbeyondajoke.他的不良行为超出了开玩笑的范围.beside6.沿着a.along(没有方向性)Wewentforawalkalongtheshore.我们沿着海岸散步.b.up(
4、向上,向说话者走来)Theboyclimbedupthetree.这个男孩爬上树.c.down(向下,向说话者走去)Willyouwalkdowntothelakewithher你跟她走到湖那头去好吗7.在…之间a.between在两者之间b.among在三者或以上之间eg.1.ShewassittingbetweenJohnandTom.WhatwereyoudoingbetweeneightandnineWhat'sthedefferencebetweenthetwowordswefoundal
5、ittlehouseamongthetrees.Thestudentslivedandworkedamongtheworkers.Between,among是介词,必须+宾格:betweenyouandme8.at+地点(小地方)//in+地点(大地方)eg.I'vebeenatourschool/intheUSA.在桌边atthetableat表示"向,朝"eg.lookat/laughatshootsb射死,射中/shootatsb朝…射击eg.Thehuntershotatthetree,bu
6、thedidn'tshootanybirds.At+时间点At+价格At+速度9.beside=nextto在旁边besides除外还Besidesmilkandcheese,weneedvegetables.除了牛奶和干酪外,我们还需要蔬菜.except/but除…外"Everyoneofus,excepthim,wenttowatchthebasketballmatch.""除他以外,我们都去观看了蓝球比赛."exceptfor+noun除外(总体肯定,局部否定)exceptthat+claus
7、e除外(总体肯定,局部否定)eg.Yourcompasitionsaregoodexceptforafewspellingmistakes.*but的几个用法:nothingbutnobodybuthavenochoicebuttodocan'tdoanythingbutdo10.by被在…旁bythewindow/bytheriverHesatdownjustbythedoor.他正坐在门的旁边.by+noun通过…方式(手段)bybus/getonthebus/getoffthebusgetin
8、tothecar/getoutofthecarSheearnedmoneybywriting.她靠写作挣钱.By+时间的用法:by+now与现在完成时连用by+过去时间与过去完成时连用by+将来时间与将来完成时或一般过去时连用eg.Wehavelearnedover2000wordsbynow.hadlearnedbytheendoflastterm.Willlearn/willhavelearnedbytheendofthisterm.11.during+宾语不加从
