青少版新概念英语2A Unit5

Unit5Allaboutants!,Discussion,Doyouknowants?Whatdoyouthinkofthem?,Guess“T”or“F”,Antsusuallyliveinwetplaces.,TorF,Antsmaybreatheunderwater.,Antsalwaysstretchtheirlegsinthemorning.,TorF,Antsusuallyyawnintheevening.,TorF,ant,webpage,breathe,stretch,yawn,insect,Newwordsandexpressions:,antsinsectwebpagewebsitelookupyawn,蚂蚁昆虫网页网站查阅打哈欠,Newwordsandexpressions:,breathestretchsurviveusealsofunnilyenough,呼吸伸展肢体幸存，生存下来用，使用也，并且十分有趣地,WordsMemory,Robert:Lookatthis_,Mum.Itsabout_.Karen:Ants?Whyareyou_ants?,webpage,ants,lookingup,Robert:Whynot?Antsarereally_.Theydoreallyinterestingthings.Karen:Whatkindofthing?,interesting,Robert:Well,they_livein_places.Buttheycan_underwaterfor_weeks.Karen:Really?,usually,dry,survive,two,Karen:Dothey_underwater?Robert:Itdoesntsay.,breathe,Robert:Oh,Mum,howaboutthis?Antsalways_theirlegsinthe_.Karen:Yourejoking!Robert:No,_!,stretch,morning,really,Karen:Dotheyusually_inthemorning,too?Robert:Well,_,theydo!,yawn,funnilyenough,GrammarPoints1,Lookatthiswebpage.PracticeLookat_.(I)Lookat_.(she)Lookat_.(he)Lookat_.(they)Lookat_.(us),看,GrammarPoint2,Itsaboutants.Translation（翻译）Whatsthisabout?Thissongisaboutfriendship(友谊).-Whattimeisitnow?-About3:30.,关于,GrammarPoint3,Whyareyoulookingupants?Whynot?Antsarereallyinteresting.,“为什么不呢”，我们可以用“whynot”来回答“why”引导的特殊疑问句,GrammarPoint4,Theyusuallyliveindryplaces.Theydontusuallyliveinwetplaces.,GrammarPoint5,Theycansurviveunderwaterfortwoweeks.Practice：她每天看两小时电视。他每天睡觉八小时。我爸爸每天早上跑步两小时。,表示某一动作持续一段时间。,GrammarPoint6,Howaboutthis?（这个呢？）Makeupyourowndialoguewith“howabout”.Forexample:Howoldisyourmother?Mymotheris35yearsold.Howaboutyourfather?Heis36yearsold.,GrammarPoint7,Karen:Dotheyusuallyyawninthemorning,too?Robert:Well,funnilyenough,theydo!,表示theyyawn;do在这里指代前面出现过的动词，避免重复出现。,gotoschool,arriveshome,listentothenews,goestowork,goestoshopping,preparesameal,comehome,watchTV,Whattimeisit?,Its12oclock.,Whattimeisit?,Itstenpastone.,Whattimeisit?,Itsaquarterpasttwo.,Whattimeisit?,Itshalfpastfive.,Whattimeisit?,Itstwentytoeight.,Whattimeisit?,Itsaquartertonine.,Attention!,分在前，时在后；过用past，差用to；一刻quarter；半half,fiveoclock,tenpastten,twenty-fivepastten,halfpasttwo,aquartertotwelve,twentytoeleven,past,to,oclock,halfpast,一般现在时（TheSimplePresentTense）,一般现在时表示经常发生的、习惯性的动作或存在的状态。其时间状语为often、usually、always、sometimes等频率副词，onSaturdays、inthemorning(afternoon/evening)、everyday（week/year）等.,二只有主语在第三人称单数时用动词的“三单形式”，其他人称用动词原形。动词三单形式的变化规则：（1）多数直接在动词词尾加-splayplayslikelikesask-askswork-worksget-getscall-calls（2）以字母s,x,ch,sh或o结尾的动词，在词尾直接加-es.watch-watcheswish-wishesdo-doesgo-goes（3）以“辅音字母加-y”结尾的动词，要先变y为i再加-estry-triesstudy-studiescry-criesfly-flies不规则变化：be-ishave-has,三、一般现在时的句子转换：（1）变一般疑问句：当句子中有be动词或情态动词时，则把be动词或情态动词(can,could等)提到主语的前面，（口诀：一调二变三问号）（2）变否定句：在be动词或情态动词后面直接加not变成否定句(be）后not莫忘记)例：陈述句：Sheismysister.否定句Sheisnotmysister.疑问句Issheyoursister?陈述句：Icanplaysoccer.否定句Icannot/cantplaysoccer疑问句Canyouplaysoccer?Yes,Ican./No,Icant.,改写句子,