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1最新（2013秋）人教版八年级上册英语知识点Unit2.Howoftendoyouexercise?一.、重点短语归纳：1.gotothemovies=gotothecinema去看电影2.lookafter=takecareof照顾3.surftheinternet上网4.healthylifestyle健康的生活方式5.goskateboarding去滑滑板watchTV看电视6.keephealthy=stayhealthy=keepingoodhealth保持健康keep+形容词，“表保持某种状态”dosomereading阅读7.exercise=take/do(much)exercise=dosports锻炼8.eatinghabit饮食习惯9.takemoreexercise做更多的运动10.bethesameas与什么相同11.onceamonth一月一次12.bedifferentfrom不同13.twiceaweek一周两次.threetimesaweek一周三次14.makeadifferenceto对什么有影响如：Asteachers,youmustbelievethatyoucanmakeadifferencetothelivesofyourstudents.身为教师，你们必须坚信你们能够影响学生的一生。如：Afalsestepwillmakeagreatdifferencetomyfuture.错走一步对我的前程来说会产生很大影响。15.howoften多久一次，询问动作发生的频率howmanytimes多少次，用来提问做某事的次数16.although=though虽然不能与but连用17.mostofthestudents=moststudents大多数学生18.shop=goshopping=dosomeshopping购物19.asfor至于20.activitysurvey活动调查21.dohomework做家庭作业22.dohousework做家务事23.eatlessmeat吃更少的肉24.junkfood垃圾食物25.begoodfor对什么有益26.bebadfor对什么有害27.wanttodosth想做某事28.wantsbtodosth想某人做某事29.trytodosth尽量做某事30.comehomefromschool放学回家31.ofcourse=certainly=sure当然32.getgoodgrades取得好成绩33.someadvice一些建议2someadvice中的advice是不可数名词apieceofadvice一则建议giveadvice提出建议takeone’sadvice采纳或听从某人的建议34.helpsbtodosth帮助某人做某事=helpsbwithsth35.alotofvegetables=manyvegetables许多蔬菜36.hardly=almostnot几乎不hardlyever很少，几乎不，从不37.keep/beingoodhealth保持健康38.yourfavoriteprogram你最喜欢的节目39.AnimalWorld动物世界40.playsoccer踢足球41.everyday每天42.onceortwiceaweek每周一两次43.threeorfourtimesaweek每周三四次44.atGreenHighSchool在格林高中45.allstudents所有的学生46.moststudents大多数学生47.somestudents一些学生48.nostudents没有学生49.theresultofasurvey调查结果50.theresultfor“watchTV”“看电视”的调查结果51.improveyourEnglish提高你的英语52.drinkmilk喝牛奶53.prettyhealthy相当健康pretty，adv.相当，非常Pretty（用作副词时）=rather=very=quite非常，相当54.kindof=alittle有点IthinkI’mkindofunhealthy.我想我有点不健康。55.onweekends在周末56.asksb.aboutsth.就某事询问某人57.bydoingsth.通过做某事58.goonline去上网59.theanswertothequestion问题的答案60.stayuplate熬夜61.thebestwaytodosth.做某事的最好方式62.atleasttwiceaweek一周至少2次63.suchas比如；诸如64.lessthan少于《----》morethan多于65.hardlyever几乎从不66.swingdance摇摆舞67.gotobedearly早点睡觉68.inone’sfreetime在某人的业余时间69.helpwithhousework帮忙做家务70.oldhabitsdiehard积习难改71.playtennis打网球372.havedanceandpianolessons上舞蹈课和钢琴课73.goshopping=dosomeshopping购物74.spendtimewithsb.和某人一起度过时光75.spendtime/moneyonsth.在某方面花费时间或金钱76.spendtime/money(in)doingsth.花费时间或金钱做某事77.sometimes=attimes有时78.helpwithhousework帮助做家务二、重点句子：1.Howoftendoyouexercise?你（你们）多久锻炼一次身体？解析：Howoften+助动词do(does或did)+主语+dosth.?疑问词howoften是问频率(多久一次),（在这里助动词do(does或did)是起帮助构成疑问的作用）与一般现在时或一般过去时连用，回答一般是用表示频率的副词，如：once,twice,threetimes…,sometimes,often,quite,often,never,everyday,onceaweek,twiceamonth,threetimesamonth,threeorfourtimesamonth等。Eg1)——Howoftendoyougotothefactory?——Twiceaweek.你们多久到工厂去一次？每星期两次。Eg2)——Howoftendoeshegoshopping?——Hegoesshoppingonceamonth.2.——“Whatdoyouusuallydoonweekends?”——“Iusuallyplaysoccer.”“周末你通常做什么？”“我通常踢足球。”解析：第一个do为助动词,在这起帮助构成疑问的作用；而第二个do则是实义动词。Eg1)Whatdoyouusuallydoonweekends?Ioftengotothemovies.Eg2)Whatdoessheusuallydoonweekends?Shesometimesgohiking.3.——“What’syourfavoriteprogram?”——“It’sAnimalWorld.”“你最喜欢什么节目？”“动物世界。”4.Asforhomework,moststudentsdohomeworkeveryday.解析：asfor...意思是“至于；关于”，常用于句首作状语，其后跟名词、代词或动词的-ing形式（即动名词）。如：Asforhim，Ineverwanttoseehimhere.至于他，我永远不希望在这里见到。Asforthestory，you'dbetternotbelieveit.关于那故事，你最好不要相信。Asformyself,Idon’twanttogonow.至于我自己，我现在不想去。Asfortheman,Iknownothingabouthim.至于那个人，我什么都不知道。5.Momwantsmetogetupat6:00andplayping-pongwithher.解析：wanttodosth.意思是“想要做某事”；wantsb.todosth.意思是“想要某人做某事”。如：Eg1)Doyouwanttogotothemovieswithme？你想和我一起去看电影吗？Eg2)Theteacherdoesn'twantustoeathamburgers.老师不想让我们吃汉堡包。注意：有很多动词后面用这种结构做动词的复合宾语，如：asksb.todosth.叫某人做某事tellsb.todosth.告诉某人去做某事helpsb.(to)dosth.帮助某人做某事6.Shesaysit’sgoodformyhealth.解析：begoodfor...表示“对……有益（有好处）”；其反义为：bebadfor...。（这里for是介词，后跟名词、代词或动名词）如：Eg1)It'sgoodforustodomorereading.多读书对我们有好处。4Eg2)Readinginbedisbadforyoureyes.在床上读书对你的眼睛有害。7.Howmanyhoursdoyousleepeverynight?8.Iexerciseeveryday,usuallywhenIcomehomefromschool.9.Myeatinghabitsareprettygood.解析：这里pretty相当于very。10.Itrytoeatalotofvegetables,usuallytentoeleventimesaweek.解析：trytodosth.表示“尽力做某事”，不包含是否成功的意思trydoingsth.表示“（用某一办法）试着去做某事”。如:eg)You’dbettertrydoingtheexperimentinanotherway.你最好试试用另一种方法做这个试验。11.Myhealthylifestylehelpsmegetgoodgrades.解析：helpsb.(to)dosth.帮助某人做某事12.Goodfoodandexercisehelpmetostudybetter.解析：这里better是well的比较级，而不是good的比较级13.Isherlifestylethesameasyoursordifferent?＝Isherlifestylethesameasyourlifestyleorisherlifestyledifferentfromyours?解析：bethesameas…/bedifferentfrom…14.Whatsportsdoyouplay?15.Alotofvegetableshelpyoutokeepingoodhealth.解析：keepingoodhealth=keephealthy=stayhealthy16.Youmusttrytoeatlessmeat.解析：trytodosth.表示“尽力做某事”,不包含是否成功的意思,less是little的比较级17.Thatsoundsinteresting.解析：这是“主语+系动词+表语”结构的简单句。sound（听起来），look（看起来），smell（闻起来），taste（尝起来），feel（觉得），seem（好象）,grow（变得）,get（变得）等词在英语中可用作系动词，后跟形容词作表语。如：Eg1)Ittastesgood.这味道好。Eg2)Themusicsoundsverysweet.这音乐听起来很入耳。Eg3)Thesmokegrewheavierandheavier.烟雾变得越来越浓了。18.IthinkI’mkindofunhealthy.我想我有点不健康。解析：kindof=alittleakindof一种19.Exercisesuchasplayingbasketballisfun.像打篮球这样的锻炼是