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六年级下册第四单元知识点一、动词过去式learnChineselearnedChinese学汉语eatgoodfoodategoodfood吃好吃的食物takepicturestookpictures照相climbclimbed爬buypresentsboughtpresents买礼物rowaboatrowedaboat船seeelephantsawelephant看大象goskiingwentskiing去滑雪goice-skatingwentice-skating去滑冰二、语法特殊疑问句：以特殊疑问词1、（what,where,who,which,when,whose,why,how等）开头引导的句子。此类句子应该问什么就答什么，不能用“yes、no”来回答。如：特殊疑问词what什么Whatdidyoudolastweek?where哪里Wheredidyougoonyourholiday?who谁Whoareyougoingwith?whose谁的Whosebookisthere?when什么时候Whenareyougoing?how怎样Howdidyougothere?which哪一个Whichmonkeydoyoulike?why为什么Whydoyoulikethat?•例如：Whatisthis?•It’sacomputer.•Whatdoeshedo?•He’sadoctor.•Whereareyougoing?•I’mgoingtoBeijing.•Whoplayedfootballwithyouyesterdayafternoon?•Mike.•Whichseasondoyoulikebest?•Summer.•Whendoyouusuallygetup?•Iusuallygetupat6:30.•Whoseskirtisthis?•It’sAmy’s.•Whydoyoulikespringbest?•BecauseIcanplanttrees.•HowdidyougotoXinjiang?•IwenttoXinjiangbytrain.2、特殊疑问词How•其中how又可以和其他一些形容词连用组成特殊疑问词组用来提问，如：howmany（多少(数量)）,howmuch（多少(钱)）,howtall（多高）,howlong（多长）,howbig（多大）,howheavy（多重）.heavytalllongmuchmanybigfaroften(1)HowlongistheYellowRiver?It’s6300KM.(2)HowtallisMrGreen?He’s175cm.(3)Howbigareyourfeet?Iwearsize18.(4)HowmuchisthewhiteT-shirt?It’s100yuan.(5)Howmanyapplesarethereinthebag?Thereare51.(6)Howheavyisthefish?It’s2kg.时间介词at，on，in的用法1．at用在具体的时刻和中午前面。如：at6:00,atseventhirty,atnoon2．on用在具体星期、日期前面。如：onMonday,onSeptember1st3．in用在年、月、季节或早上、下午、晚上的前面。如：in2008,inFebruary,inspring,inthemorningwhatcolour什么颜色howmuch多少钱whatdate日期howoften多经常whatclass什么班howlong多长时间whattime什么时候howold多大whatsubject什么科目howtall多高howmany多少howheavy多重WhereWhenHowWhatWhyWhoWhich1._What___didyoudoyesterday?Iplayedfootball.2._When___didyougotoschool?Iwenttoschoolyesterday.3._How___tallareyou?Iam163cmtall.4._Where__didyougo?IwenttoBeijing.5._How____didyougotothepark?Iwenttotheparkbybike.6._Why____didyougotoschoolonfoot?Becauseitisnotfarfrommyhome.7.__How___isyourChineseteacher?HeisMrHuang.8.__Which__seasondoyoulikebest?Ilikefall.9._What____canyoudo?Icanwatertheflowers.10._What__ishedoing?Heiswritinganemail.11._When_isyourbirthday?MybirthdayisinDec.10th12.__Who___areyou?Iamfine.一般疑问句•句中带有was或were的句子•把was或were提到句首。•句中为行为动词的在句首加did，句子中的动词过去式变回原形。•如：DidJimgohomeyesterday?特殊疑问句特殊疑问句：疑问词+did+主语+动词原形？如：WhatdidJimdoyesterday?1.Iplayedfootballyesterday.(一般疑问句)Didyouplayfootballyesterday?2.DidshewatchTVlastnight?(肯定回答)Yes,shedid.3.Didyougotothehospitallastweek?(否定回答)No,Ididn’t4.Shewashedtheclotheslastnight(改否定句)Shedidnotwashtheclotheslastnight.5.Hedidnotwatertheflowersyesterday.(改肯定句)Hewateredtheflowersyesterday.6.Ihadaheadachelastnight.Whatwasthematterwithyou?7.HeclimbedmountainslastMonday.Whendidyouclimbmountains?8.Iamgoingtogotothecinemawithmymother.Whoareyougoingtogotothecinemawith?