新概念英语第一册19-20课ppt课件

.,Lesson19Tiredandthirsty,.,Newwordsandexpressions,mattermtn.事情childrentildrnn.孩子们（childtaild的复数）tiredtaidadj.累的，疲乏的boybin.男孩thirsty:stiadj.口渴的Mummmn.妈妈sitdownsit-daun坐下rightraitadj.好的，可以icecreamais-kri:mn.冰淇淋,.,三.Newwords：,clean干净的hot热的fat肥胖的big大的open打开的light轻的old老的；旧的short矮的；短的,dirty脏的cold冷的thin瘦的small小的shut关闭的heavy重的young年轻的new新的tall高的long长的,.,A：Letsplayfootball.B：Allright.,A：Thankyouforyourhelp.B：Thatsallright.,A：Imsorry.Imlate.B：Thatsallright.,A：IsDavidateacher?B：Yes,thatsright.,A：Wheresthechair?B：Itsontherightofthetable.,.,Tips,Allright.行，好吧=OKThatsallright.没关系，不客气。既可以回答thankyou,也可以回答sorryThatsright.对，正确,.,Mother:Whatsthematter,children?Girl:Weretired.Boy:andthirsty,Mum.,Whatsthematter(with)?=Whatswrong(with)?怎么了?childtaildn.孩子（单数）childrentildrnn.孩子们（复数）陈述句：Wearetiredandthirsty.一般疑问句：Areyoutiredandthirsty?,.,Mother:Sitdownhere.,sitdownstandup,.,Mother:Areyouallrightnow?Boy:No,wearent.,肯定回答：Yes,weare.否定回答：No,wearent.(arent=arenot)肯定句：Weareallrightnow.Allright.=OK,.,Mother:Look!Theresanicecreamman.,look看（动作）lookat.see看见（结果）Theres=thereisbe动词包括am,is,are.therebe句型表示人或物的存在,意思是“有”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.Thereissomewaterintheglass.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，只要把系动词提前，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，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,复数主语它用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。,.,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。如：Thereisapen,twopencilsandsomebooksonthedesk.书桌上有一枝钢笔、两枝铅笔和一些书。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）,.,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.,.,practice,一、选择1There_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,therearent_.a.any/anyb.some/anyc.some/some,a,b,c,a,a,b,a,.,Mother:Twoicecreamsplease.,icecream可数名词,复数形式是icecreamsgiveustwoicecreams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,wearent.,.,child,children,.,boy,boys,girl,girls,.,woman,man,women,men,womanwumnmanmnwomenwiminmenmen,.,四.Writeintheirregularpulralsofthesenouns：,manwomanpostmanpolicewomanchildfoottooth,-men-women-postmen-policewomen-children-feet-teeth,.,bigbiadj.大的；smallsm:ladj.小的openupnadj.开着的shuttadj.关着的lightlaitadj.轻的；n.光，光亮；灯heavyheviadj.重的longladj.长的shoeu:n.鞋grandfatherrnd,f:n.(外)祖父grandmotherrnd,mn.(外)祖母,.,grandfather,grandmother,mother/Mum,father/Dad,son,daughter,.,例如：hisshoes/(dirty)/cleanArehisshoesdirtyorclean?Theyrenotdirty.Theyreclean.,.,1.thechildren/(tired)/thirstyArethechildrentiredorthirsty?Theyrenottired.Theyrethirsty.2.thepostmen/(cold)/hotArethepostmencoldorhot?Theyrenotcold.Theyrehot.,.,英语数字的表达,101：onehundredandone1564：onethousandfivehundredandsixty-four9059：ninethousandandfifty-nine63,152：sixtythreethousandonehundredandfifty-two331,278：threehundredandthirty-onethousandtwohundredandseventy-eight,.,IsKellythirsty?Yes,sheis.Isshehungry?No,sheisnt.IsKellythirstyorhungry?Sheisthirsty.,Kelly/thirsty/hungry,选择疑问句,.,IsDavidhot?Yes,heis.Ishecold?No,heisnt.IsDavidhotorcold?Heishot.,David/hot/cold,学习选择疑问句,.,Isthemanhappy?Yes,heis.Ishesad?No,heisnt.Isthemanhappyorsad?Heishappy.,theman/happy/sad,学习选择疑问句,.,Isthecarsilver?Yes,itis.Isitblack?No,itisnt.Isthecarsilverorblack?Itissilver.,thecar/silver/black,任务三：学习选择疑问句,.,Istheboxheavyorlight?Itisheavy.,box/heavy/light,选择疑问句,.,Isthewomanthinorfat?Sheisfat.,woman/thin/fat,选择疑问句,.,用第20课的图片使用选择疑问句看图说话。,选择疑问句的复数形式,Simonsshoes/clean/dirty,AreSimonsshoescleanordirty?Theyareclean.,.,选择疑问句的复数形式,thegirlshands/clean/dirty,Arethegirlshandscleanordirty?Theyaredirty.,.,选择疑问句的复数形式,hairdressers/fat/thin,Arethesehairdressersfatorthin?Theyarefat.,.,选择疑问句的复数形式,shoes/big/small,Areth