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仁爱版英语七年级下Unit7知识清单Topic2一，重点句型及交际用语1,Whatelsecanyoudo?-----Icandanceandplaytheguitar.2,CanAnndanceordraw?-----Shecandance.Shecandoitalittle/verywell.3,Butwhenshewasfive,shecoulddancealittle.4,Iamsurewe’llhaveagoodtimeattheparty.5,Atageoffive,therewassomethingwrongwithhereyes.6,Youaresosmart.7,Withhermother’shelp,Jennycanwritewellnow.二，语法聚焦1,选择疑问句，即是提供两种或两种以上情况供对方选择.选择疑问句不能用yes或者no来回答，一般情况选择两项或三项中的一项进行回答。(1)基本结构：一般疑问句+or+选项eg：Doyouwantcoffeeortea?---Iwantwater.(2)特殊疑问句+A选项+or+B选项eg：Whereshallwemeet,ourschoolorKingstreet?-----Kingstreet.2,can表能力，是情态动词，没有人称和数的变化，后跟动词原形。(1)陈述句：主语+can/can’t+谓语动词+其他eg:Shecanplaythepiano,butshecan’tplaytheviolin.(2)一般疑问句：Can+主语+动词原形+其他?eg:Canyoucomeandmeetouremployees?Canhewaitformeamoment?(3)特殊疑问句:疑问代词/疑问副词+can+主语+动词原形+其他?eg:WhatcanIdoforyou?-----Iamjusthavealook.Whycanshedancesobeautiful?扩充：在日常会话中can还可表示“许可，容许”eg:Youcansetoffnow.（出发）3,else意为“其他的，别的”用于疑问代词和疑问副词或不定式nothing,something,nobody等后面。eg：Whatelsecanyouseeinthispicture?Idon’twantanythingelse.Thanks.常用疑问代词：what,which,whom,whose常用疑问副词：when,where,why,how4,besure+(that)宾语从句确信/肯定......eg:Iamsure(that)Icanfinishitontime.Heissure(that)hissisterwillpasstheexam.besuretodosth.一定要，务必做某事。eg:Besuretogivemybestwishestoyourfamily.Besuretoreturnmydictionarywhenyoucomeback.5,“Besure/Makesure+(that)宾语从句”用于祈使句时，that从句用一般现在时表将来，以强调某一要求。eg:Besure(that)youclosethedoorbeforeyouleave.Makesure(that)youtakeanumbrellawhenyouhaveapicnic.6,haveagoodtime“玩的开心，过的愉快”类似表达：haveawonderfultimehaveanicetime.haveagoodtime=enjoyoneself7,smart形容词“聪明的，漂亮的”eg:Yourhatisverysmall.Shecanworkoutallmathproblems,sosheisverysmart.8,takesb/sthtosomewhere带....去某地bringsb/sthtosomewhere从某地带.....来eg:Mymotheroftentakesmetothepark.Pleasebringyourbookstothelibrary.9,somany+可数名词复数“许多”somuch+不可数名词原形eg:LittleChangisonlythreeyearsold,buthecancountsomanynumbers.Thereissomuchsowthisyear.10,alittle+不可数名词“一点儿，一些”afew+可数名词复数“一些，少数几个”（表示肯定意义）little+不可数名词“很少，几乎没有”few+可数名词复数“没几个”（表示否定意义）11,情态动词can和could的用法。情态动词是动词的一种，它本身有意义，但不能单独使用作谓语。它只能和动词原形一起构成谓语。can作为情态动词，有时太但无人称变化，其否定形式为：can't过去式为：could/couldn’t.(1)can表示主语做某事的能力，意为”能，会”could用于一般过去式，表示过去的能力。eg:Mybrotherscanplaytheguita.Hecouldrecitemanypoemswhenhewas3yearsold.(2)在口语中，can和could还可以表示“允许，请求，要求，建议”等eg:Youcangooutnow.CanIhaveacupofcoffee?12,两着以上都用“both”，三者以上都用“all”eg:Webothstudents.Myfriendsallwenttothecinemalastnight.扩充：both(ofthe)+复数名词bothof+复数代词eg:Both(ofthe)studentsarehardworking.Boththethemarehardworking.当链接并列成分时，both常用and连用，both....and....意为“（什么）和（什么）都”eg:BothyouandIcanspeakFrench.13,attheageof=whensbwas/were....岁的岁的时候eg:Attheageof23,shebecameafamouswriter.Whenshewas23,shebecameafamouswriter.扩充：undertheageof...“....少岁以下”overtheageof...“....少岁以上”14,not....anymore“不再，再也不”not....anymore=nomoreeg:Sheisnotababyanymore.Sheisnomoreababy.15,behardforsb=bedifficultforsb“对某人来说很困难”eg:Withouthisparentshelpit’shardforhimtogetsuccess.Withouthisparentshelpit’sdifficultforhimtogetsuccess.16,withone’shelp=withthehelpof“在....帮助下”eg:Withhisteacher‘shelphepassedtheexam.Withthehelpofhisteacherhepassedtheexam.