新概念英语第一册Lesson19-20课件

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Whydothechildrenthanktheirmother?Becauseshebuystwoicecreamsforthem.•matter['mætə]n.事情•children['tʃɪldrən]n.孩子们(child[tʃaɪld]的复数)•tired['taɪəd]adj.累的,疲乏的•boy[bɔɪ]n.男孩•thirsty['θɜ:sti]adj.口渴的•Mum[mʌm]n.妈妈•sitdown['sɪt-daʊn]坐下•right[raɪt]adj.好的,可以•icecream['aɪs-'kri:m]n.冰淇淋三.Newwords:big大的open打开的light轻的long长的grandfather祖父,外祖父small小的shut关着的heavy重的short短的grandmother祖母,外祖母shoe鞋子clean干净的hot热的fat肥胖的old老的;旧的dirty脏的cold冷的thin瘦的young年轻的new新的Matchthem:cleanhotfatbigopenlightoldshortcoldthinsmalldirtyshutyoungnewheavytalllongMother:What’sthematter,children?Girl:We’retired.Boy:…andthirsty,Mum.What’sthematter(with…)?=What’swrong(with…)?…怎么了?child[tʃaild]n.孩子(单数)children[‘tʃildrən]n.孩子们(复数)一般疑问句:Areyoutiredandthirsty?Mother:Sitdownhere.sitdownstandupMother:Areyouallrightnow?Boy:No,wearen’t.肯定回答:Yes,weare.否定回答:No,wearen’t.(aren’t=arenot)肯定句:Weareallrightnow.allright=OKMother:Look!There’sanicecreamman.look看(动作)lookat...see看见(结果)•There’s=thereis•be动词包括am,is,are.•therebe句型表示人或物的存在•anicecreamman•复数:Therearesomeicecreammen.Therebe句型的结构:1)Thereis+可数名词单数/不可数名词+介词短语.2)Thereare+可数名词复数+介词短语.介词短语=介词+名词介词包括:in(在…里面),on(在…上面)…例句:Thereisabottleonthetable.Therearetwoshirtsonthebed.Therebe句型变换•如果一个句子中有be的形式存在,那么这个句子的疑问或否定形式都在be本身变化,比如一般疑问句,只要把be动词提前,否定句就在be后面加not就可以了。•另外记住some用于可数名词单数及不可数名词,并且用于肯定句中。any用于不可数名词,并且用于否定句和疑问句。口诀•Therebe句型不一般,主语跟在be后边。•be可变为is/are,there永远不变化,•单数主语用is,复数主语要用are。•变疑问,很简单,be须大写来提前;•变否定,也轻松,be后not记心中;•肯定句中用some,否定、疑问any用。•时间/地点是状语,句子首尾任你选。practice•请你变换刚才的三个句型,分别改成一般疑问句以及否定句。•Thereisatieinthebox.•Therearetwoshirtsonthebed.•Thereissomewateronthedesk.Keypoint•1.不管作主语的名词有多少个,be动词的数只与第一个名词保持一致。这就是传说中的就近原则。•Thereisapen,twopencilsandsomebooksonthedesk.书桌上有一支钢笔、两支铅笔和一些书。•2.therebe和have(has)都是“有”,但它们的含义却是不同的。therebe表示“客观存在”,而have(has)表示“拥有、占有”。例如:•Thereisawatchonthedesk.书桌上有一块手表。(表示存在)•Ihaveawatch.我有一块手表。(表示拥有)practice1.There_____aclockonthetable.a.isb.are2.______therearadioonyourdesk?a.Areb.Is3.____thereamaponthewall?Yes,there______.a.Are/isb.Is/arec.Is/isd.Are/are4.There_____somestudentsintheclassroom.a.areb.is5.There_____apencil,abookandtwopensonthetable.a.isb.are6.There_____twoapples,oneorangeandonebananaonthetable.a.isb.are7.Arethere___picturesonthewall?No,therearen't____.a.any/anyb.some/anyc.some/someMother:Twoicecreamsplease.•icecream可数名词,复数形式是icecreams•giveustwoicecreams给我们两个冰淇淋Mother:Hereyouare,children.Children:Thanks,Mum.Hereyouare.给你Heretheyare/Hereitis.Girl:Theseicecreamsarenice.these这些those那些this这个that那个单数:Thisicecreamisnice.Mother:Areyouallrightnow?Children:Yes,weare,thankyou!肯定回答:Yes,weare.否定回答:No,wearen’t.一.补全单词m_tt__r___tt__edth_s_th__st_icecr__ms_tch__dr__d__nn_c_st__dupth__ksth_r_l__kb__g__e二.根据对话内容填空:Mother:What’sthe____,children?Girl:We’re____.Boy:…and____,Mum.Mother:Sitdownhere.Mother:Areyou_______now?Boy:No,wearen’t.Mother:Look!There’san_______man.Mother:Twoicecreamsplease.Mother:___________,children.Children:Thanks,Mum.Girl:Theseicecreamsare____.Mother:Areyou_______now?Children:Yes,weare,thankyou!三.连词成句1.matter,is,the,what______________________________?2.tired,thirsty,and,we,are______________________________.3.ice,an,man,cream,is,there______________________________.4.icecreams,are,these,nice______________________________.5.all,you,are,right,now_______________________________?thematter,children?What’stired…We’re…andthirty,Mum.Sitdown.hereyouallright,now?AreNo,We.aren’tLook!There’sicecreamman.ancreamsTwoice,please.youare,children.Here,Mum.ThanksTheseicecreamsverynice.areYes,are,thankyou!Areyouallrightnow?weThey’reclean.hisshoes/(dirty)/cleanArehisshoesdirtyorclean?They’renotdirty.thechildren/(tired)/thirstythepostmen/(cold)/hot

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