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Theillustrationsbelowshowhowchocolateisproduced.Summarisetheinformaitonbyselectingandreportingthemainfeatures.【高分范文及深度点评】Thediagramshowsthestagesintheprocessofmakingchocolate.【所有的小作文第一句话都要用一般现在时。流程图必备三个词:process:整个过程,stage:阶段,step:步骤】Chocolatecomesfromthe




翻译1:经常做运动会提高人的自信错误的句子:Exerciseregularlycanriseone'sconfidence.错误1Exercise如果这里是动词,应该用动名词,如果是名词,不能用副词修饰错误2rise不及物动词正确的句子:Regularexercisecanincreaseone'sself-confidence.句子结构:主语+及物动词+宾语(confidence)可以用定语从句扩充:Participatinginsportsfrequentlycanboostpeople'sconfi




雅思英语语法材料第一章谓语动词第一讲时态一、时态表格(一)一般(现在、过去、将来、过去将来)一般现在过去将来过去将来肯定句式主is/are+…主v原/v单三+…主was/were+…主v-ed+…主be+v-ing主will/shall+v原…主is/aregoingtov:打算一般现在(主将从现)主beabouttodosth马上主will+be+doingsth将要主would/should+v原…主was/weregoingto+v原否定句式主is/arenot+…主don’t/doesn’t+v原




目录迟到的经历房间关于未来的书和电影好家长鸿门宴咖啡馆乐于助人让你想购物的广告身居要职一本书数学童年玩具童年游戏图书馆完美假期网站喜爱的衣服小语种一见如故拥挤的地方有礼貌的人有趣的演讲重要的信息重要的植物最近的改变电台节目公共旅行规则海边健康方式历史趣闻尊敬的老人派对有趣的国度错误的决定电子设备风趣的人搞笑的节目或电影工作或学习的地方购物街户外运动教你的人开心的事科学课程老师乐队或歌手理想工作童年故事野餐音乐厅照片迟到的经历Describeanimportantoccasion.Youshouldsay:




第二节雅可比方法雅可比方法是用来计算实对称矩阵A的全部特征值及其相应特征向量的一种变换方法.在介绍雅可比方法之前,先介绍方法中需要用到的线性代数知识与平面上的旋转变换.一预备知识如果n阶方阵满足则称为正交阵.(2)设是阶实对称矩阵,则的特征值都是实数,并且有互相正交的个特征向量.(3)相似矩阵具有相同的特征值.(4)设是阶实对称矩阵,为阶正交阵,则也是对称矩阵.(5)阶正交矩阵的乘积是正交矩阵.设是阶实对称矩阵,则必有正交矩阵,使(1)其中的对角线元素的是的个特征值,正交阵的第列是的对应于特征值的特征向量




IELTSWritingTopicandModelEssay本文共44个话题,参考了各大网站的话题预测,范围涵盖政治,社会,科技,校园等,几乎可以在近期的考试中遇到相同或者类似的话题.参考范文使用方法:熟读文章,记住文章中的主要论点和论据,以供以后写作参考.提炼文章中遇到的一些单词和短语短句,这些很多都可以应用到相同大类的题目中.(犯罪类,儿童成长类,科技类等等)参考作文中的一些提分的语法使用.(如虚拟语气以及定语后置等)有时间的同学最好按照话题重新写一遍,切忌全文背诵.不同于雅思口语,作文想提高分数,绝




2006(2006.1.7)Somepeoplethinktheyshouldkeepallthemoneytheyearn,andshouldnothavetopaytaxtothestate.Doyouagreeordisagree?(抽象类)(2006.1.14)Therearesocial,medicalandtechnicalproblemsassociatedwiththeuseofmobilephones.Whatformdotheseproblemstake?Doyouthinktheyo




雅思TASK2写作模板一.折中式结构1.适合题目类型1.讨论双方观点并给出自己的观点。(Discussbothviewsandgiveyouropinion.)1.Inordertoimprovethequalityofeducation,highschoolstudentsshouldbeencouragedtoevaluateandcriticizetheirteachers,butotherthinkitwillresultinlossofrespectanddisciplineinclassroo




这个词汇表是由一个国际知名英语专家组成的项目组研发的。这些词汇从此成为初级基础英语材料用词的主流。2285accordaccountaccuseaccustomadoptadoptionagencyagentamountannoyannoyanceanxietyanxiousanyhowapplaudapplauseappointapprovearcharguearisearrowattentiveavoidanceawakeawayawkwardaxebarrelbeakberrybindbladebl




作文题目:剑桥8Test4小作文ThegraphbelowshowsthequantitiesofgoodstransportedintheUKbetween1974and2002byfourdifferentmodesoftransport.Summarisetheinformationbyselectingandreportingthemainfeatures,andmakecomparisonswhererelevant.考生原文Thelinediagramwhichindicatesthegood




话题1Entertainment:Questions:1.Whatdoyoudoforentertainment?2.Whatdidyoudoforentertainmentwhenyouwereachild?3.Whatdootherpeopledoforentertainmentaroundwhereyoulive?4.Whatchoicesforentertainmentarethereforyoungaroundwhereyoulive?5.Arethereanyentertainmentplac




DescribeagoodparentyouknowWell,Iwouldliketoaboutmymother’sroommateincollege,Icallheraunthongchuan,sheisperfectmother.andIwillexplainthereasonlater.aunthongismymother’sbestfriend,thereisacloserelationshipbetweenourtwofamilies.mymothertoldmethatwhenIwasabab




雅思基础语法练习1.Sciencestillacureforcancer.a.doesn’tfindc.hasn’tfoundb.haven’tfoundd.aren’tfinding2.WhilehearoutetotheIndies,ColumbusdiscoveredAmerica.a.searchedc.hadsearchedforb.wasdiscoveringd.wassearchingfor3.Existingreservesoffossilfuelby2045.a.havebeenruno




雅克比迭代法上机题目:用雅克比迭代法解线性方程组上机程序:#include<stdio.h>#include<math.h>main(){doubleA[3][3]={{5,2,1},{-1,4,2},{2,-3,10}},b[3]={-12,20,3};//输入系数矩阵A和右端向量bdoublen=3,tol=1.0e-3,x[3]={-3,1,1};//输入方程大小n,误差限tol,和初始向量xdoubley[3];//记录每次迭代产生的新的近似解doublemaxerr;//maxerr记录相邻两个




Vocabulary(必背)LIKES/HOBBIEShaveabiginterestinbeinterestedin对…有兴趣;喜爱…havewideinterests/awiderangeofinterests兴趣广泛killtime消磨时间Relieveboredombydoingsth.通过做某事减轻无聊的感觉Meetinterestingpeopleandmakenewfriendsgofishing/outing/hunting/shopping去钓鱼/出去旅行/打猎/购物mountainee




雅思写作Task1图表小作文第一节简介图表简介:图表分类:图表通常分为两大类。一类是数据图,包括曲线图(graph/linechart),柱状图(barchart/columnchart),饼状图(piechart)和表格(table)。另一类是示意图/流程图(diagram/flowchart)。目前在雅思考试中主要出现的是数据图。图表出题频率:最多柱状图,其次曲线图,再者饼状图,表格。图表大忌:切忌发表个人观点和看法,切忌照搬题目、切忌简单罗列数据、避免词汇重复写作注意事项:词汇语法:词汇准确多样,不




邀请信B8GAYouhaverecentlymovedtoadifferenthouse.WritealettertoanEnglish-speakingfriend.InyourletterExplainwhyyouhavemovedDescribethenewhouseInviteyourfriendtocomeandvisit范文DearDave,Iamwritingtoletyouknowthatatlastwehavemovedtoabiggerhouse!Wejustcouldn’tgoonl




雅思口语开场问题雅思口语刚开始必问的四句:这部分请不要多说。严格按照问题来答。1.“goodafternoon.Myname’sX.Canyoutellmeyourfullname,please?”MynameisXX.2.“WhatcanIcallyou?”YoucancallmeJane.3.“Canyoutellmewhereyou’refrom?”(=Whereareyoufrom?)I’mfromBeijing.4.“CanIseeyouridentification,please?”(=Cou




PART1新题部分Films/Movies1.Doyouoftenwatchfilms/movies?2.Didyouofenwatchfilms/movieswhenyouwereakid?3.Arethereanydifferencesbetweenthefilms/moviesyouwatchednowandtheonesyouwatchedwhenyouwereachild?4.Doyoupreferwatchingfilms/moviesaloneorwithfriends?5.Whatkind


