译林 七年级 下册 英语 Unit 1《Grammar》课件

GrammarUnit1HomeACardinalnumbersWeusecardinalnumbersalmosteveryday.Lookatthenumbersbelow.012345678910zero/'zɪərəʊ/onetwothreefourfivesixseveneightnineten11121314151617eleventwelvethirteenfourteenfifteensixteenseventeen1819eighteennineteenReadthetextbelowaboutNeil’shomeandpayattentiontotheuseofcardinalnumbers.Neil’shomeisabout15milesfromLondon.Itison28RoseStreet.Ithasanareaof160square/skweə(r)/metres/'mitə(r)z/.Hisphonenumber/'nʌmbə(r)/is02070001111.Neillovestakingpictures.Hehasabout2,000picturesonhisphone.Theyareverybeautiful!TIPTurntopages141—142formoreaboutcardinalandordinalnumbers.Workouttherule!Wecanusecardinalnumberstotalkaboutdistance,housenumbers,areas,________________,years,thenumberofpeopleandthings,etc.phonenumbersTrytoreadthebignumbersbelow.4,056=fourthousandandfifty-six23,813=twenty-threethousandeighthundredandthirteen.567,110=fivehundredandsixty-seventhousandonehundredandten6,425,000=sixmillion/'mɪljən/fourhundredandtwenty-fivethousandTIPWeoftenuseacommaoraspacetoseparatebignumbersintogroupsofthreefromrighttoleft.A1Simoniswritingabouthishomeandfamily.Readthesentencesbelowandpayattentiontothenumbersinhiswriting.1WeliveinRoom806,Building15,CityGarden.2Ourflatis98squaremetresinarea.3Ourphonenumberis010—12121212.4MysisterAnnieisnineyearsold,andsheisinGrade4.5Mumusuallygetsupat6:45inthemorning.6Mycomputercosts4,550yuan.A2Talkwithyourpartneraboutyourhomeandfamily,usingcardinalnumbers.BOrdinalnumbersReadthesentencesbelowaboutLiMengtianandpayattentiontotheuseofordinalnumbers.LiMengtianlivesonthetwenty-secondfloor.HerbirthdayisonthetwentiethofFebruary.Sheisintheseventhgrade.Sheisalwaysthefirstinherclasstogettoschool.TIP·Weformmostordinalnumbersbyadding-thtothecardinalnumbers.·Ifacardinalnumberendsin-y,wefirstchange-yinto-ieandthenadd–thtoformitsordinalnumber.Workouttherule!Weuseordinalnumberstotalkabouttheorderofthingsandevents.Weusethemtotalkaboutgrades,dates,_________,positions,etc.floorsB1Simonisdoingatestonordinalnumbers.Lookatthenumbersbelowandwritethenumbersoutinwords.1st= 2nd=second3rd=third 4th=fourth5th=fifth 6th=7th= 8th=9th=ninth 10th=firstsixthseventheighthtenth12th=twelfth 14th=19th= 20th=twentieth21st=twenty-first 22nd=30th= 40th=fortieth90th= 100th=fourteenthnineteenthtwenty-secondthirtiethninetiethhundredthB2Simonwantstotellhisfriendsaboutthethreebloggers.Completehissentenceswiththecorrectordinalnumbers.1LiMengtianlivesinabuildingwith22floors.Herhomeisonthetopfloor,the________________floor.HerfamilyalwayseatyuanxiaoontheLanternFestival—the_________dayofthefirstmonthintheChineselunar/'lun(ər)/calendar/'kælɪndə(r)/.twenty-secondfifteenth2NeilisaGrade7student.Heisinthe_________grade.Heisusuallythe_________togetupinhisfamilybecausehelikesjogginginthemorning.Hismumisthesecondone,rightafterNeil.3Femi‘sbirthdayisinMarch,the_________monthoftheyear.Todayishis____________birthday.Heis13yearsoldnow.seventhfirstthirdthirteenthB3Writeashorttextaboutyourfamilylife,usingbothcardinalnumbersandordinalnumbers.Myfamilylifeisfullofhappiness.Weareafamilyofthree—mymom,mydadandme.Weliveinahousewithtwobedroomsandonelivingroom.Mydadisalwaysthefirsttogetupandhemakesbreakfast,andI’moftenthesecondtowakeup.Wehavedinnertogethereveryevening.Weekendsarespecial,becausewegoonfamilyoutingstotheparkorwatchourfavouritemovies.1number/'nʌmbə(r)/n.号码；数字；数量（教材P11）(观察)·ThesceneryinYunnanattractsalargenumberoftouristseveryyear.云南的风景每年吸引大量的游客。·Canyoutellmeyourtelephonenumber?你能告诉我你的电话号码吗？·Theyliveatnumber5.他们住在5号。探究一核心单词(一)高频词辨析:anumberof与thenumberofanumberof表示“许多”，修饰可数名词的复数。用法同many。中心词是被修饰的复数可数名词，故谓语动词用复数形式。e.g.Anumberofstudentsareplayingbasketballontheplayground.许多学生正在操场上打篮球。thenumberof表示“……的数量”，后面接可数名词的复数形式，但中心词是number，故其后的谓语动词用单数形式。e.g.Thenumberofstudentsinourclassisforty.我们班的学生人数是40。学会运用1:InChina,anumberofbirthdaypersons_______cakeswithcandles.Thenumberofcandlestheperson’sage.A.has;isB.eats;areC.eat;isD.have;areC【点拨】句意：在中国，许多过生日的人会吃插着蜡烛的蛋糕。蜡烛的数量是这个人的年龄。“anumberof+复数名词”作主语时，谓语动词用复数，因此第一空用eat或have；“thenumberof+名词”作主语时，谓语动词用单数形式，因此第二空用is。故选C。学会运用2:Ourschoolisbig.Thetotalnumberofthestudents______5,000.A.hasB.haveC.isD.are学会运用3:箱子里的书的数量是30。___________________________booksintheboxisthirty.CThenumberof2square/skweə(r)/adj.平方（教材P11）(观察)·Theareaoftheroomis10squaremetres.这个房间的面积是10平方米。·Shehasasquareface.她有一张方形的脸。·Let’smeetatTian’anmenSquare.让我们在天安门广场见面。·Firstbreakthechocolateintosquares.首先把巧克力掰成正方形。(二)拓展词归纳拓展squaremetres平方米asquareface一张方形的脸squaren.广场Tian’anmenSquare天安门广场squaren.正方形复数形式为squares学会运用4:Theshapeofthecakeisas.学会运用5:Thesizeoftheapartmentis120_______________（平方米）,makingitaspaciousplacetolivein.学会运用6:你能判断出我的院子有多少平方米吗？_______________________________________________quaresquaremetresCouldyoujudgehowmanysquaremetresmyyardis?Sheisalwaysthefirstinhercla