八年级上各单元短语、句型及单元话题范例作文Unit1Howoftendoyouexercise?一、短语及句型1.gotothemovies=gotothecinema=seeafilm看电影2.lookafter=takecareof=babysit照顾3.surftheInternet上网4.healthylifestyle健康的生活方式5.goskateboarding去划板6.(be)ingoodhealth=（be）healthy身体健康7.keep/stayhealthy=keep/stayingoodhealth保持健康8.asfor至于9.take/doexercise=play/dosports锻炼,做运动10.eatinghabits饮食习惯11.bethesameas与……相同12.onceamonth一月一次13.bedifferentfrom不同14.twiceaweek一周两次15.makeadifferenceto对什么有影响16.howoften多久一次17.hardlyever几乎不18.mostofthestudents=moststudents大多数学生19.activitysurvey活动调查20.goshopping=dosomeshopping购物21.dohomework做家庭作业22.dohousework做家务事23.junkfood垃圾食物24.begood/badfor对……有益(害)25.on/atweekends在周末26.wanttodosth.=wouldliketodosth.=feellikedoingsth.想要做某事27.wantsb.todosth.=wouldlikesb.todosth.想要某人做某事28.trytodosth尽量做某事trydoingsth.试着做某tryone'sbesttodosth.尽力做某事29.comehomefromschool放学回家30.ofcourse=certainly=sure当然31.getgoodgrades取得好成绩32.helpsb.(to）dosth.帮助某人做某事33.helpsb.withsth.在某方面帮助某人34.alotof=lotsof=many+可数名词。许多，大量的35.alotof=lotsof=much+不可数名词。许多，大量的36.theresultsof………的结果37.ahealthlifestyle健康的生活方式38.twoorthreetimesaweek一周两三次39.ahealthyhabit一个健康的习惯40.kindofunhealthy有点不健康二、句子1.Howoftendoyouexercise?你（你们）多久锻炼一次身体？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。2.Asforhomework,moststudentsdohomeworkeveryday.Asforthestory，you'dbetternotbelieveit.关于那故事，你最好不要相信。3.Momwantsmetogetupat6:00andplayping-pongwithher.wanttodosth.意思是“想要做某事”；wantsb.todosth.意思是“想要某人做某事”。4.Shesaysit’sgoodformyhealth.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：It'sgoodforustodomorereading.多读书对我们有好处。Readinginbedisbadforyoureyes.在床上读书对你5.Itrytoeatalotofvegetables,usuallytentoeleventimesaweek.trytodosth.表示“尽力做某事”，不包含是否成功的意思而trydoingsth.表示“（用某一办法）试着去做某事”。6.Myhealthylifestylehelpsmegetgoodgrades.helpsb.(to)dosth.帮助某人做某事7.Goodfoodandexercisehelpmetostudybetter.这里better是well的比较级，而不是good的比较级8.Isherlifestylethesameasyoursordifferent?＝Isherlifestylethesameasyourlifestyleorisherlifestyledifferentfromyours?bethesameas…/bedifferentfrom…如：Alotofvegetableshelpyoutokeepingoodhealth.9．keepingoodhealth=keephealthy=stayhealthy10．Youmusttrytoeatlessmeat.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11．Thatsoundsinteresting.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：Ittastesgood.这味道好。Themusicsoundsverysweet.这音乐听起来很入耳。Thesmokegrewheavierandheavier.烟雾变得越来越浓了。三、词语辨析1、maybe/maybeThebabyiscryingsheishungry.Thewomanateacher.maybe是副词，意为“大概，可能，或许”，一般用于句首。Maybe...
