一年级英语下册Unit6HowManyPartA（第2课时）课件人教PEP版.pptx

,Unit6Howmany？,人教版(三年级起点)三年级下册,PartALetslearnLetschant,Letslearn视频,Letslearn,Letschant,Warm-up/Revision,eleven,十一,Presentation,【例句】Ihaveelevenfish.我有十一条鱼。,Eleven.,Howmanycarsdoyousee?,twelve,十二,【例句】Therearetwelvemonthsinayear.一年有十二个月。,【联想记忆】two二twenty二十,Twelve.,Howmanyboatsdoyousee?,thirteen,十三,【例句】Therearethirteenpencilsinthepencilbox.铅笔盒里有十三支铅笔。,【联想记忆】three三thirteenth第十三,Howmanybirdsdoyousee?,Iseethirteenbirds.,fourteen,十四,【例句】Therearefourteencarsonthestreet.街道上有十四辆小汽车。,【联想记忆】four四fourteenth第十四,Aretherethirteenorangesinthetree?,No,therearefourteen.,fifteen,十五,【例句】Therearefifteenkitesinthesky.天上有十五只风筝。,【联想记忆】five五fifteenth第十五,f,e,t,f,Try,补,词,单,齐,i,n,e,Letslearn,点击“Letslearn”，跟我一起读吧！,视频,Letslearn,Howmanyfishdoyousee?,1,2.14,15.Iseefifteen.,Iseefifteen.我看见了十五条。,(1)112的数词为基本数词。one一two二three三four四five五six六seven七eight八nine九ten十eleven十一twelve十二,重点句型,【详解】数词的构成。,详解（二）,four+teen=fourteen十四,six+teen=sixteen十六,seven+teen=seventeen十七,nine+teen=nineteen十九,fif+teen=fifteen十五,thir+teen=thirteen十三,eigh+teen=eighteen十八,注意,1319由39加后缀-teen构成,详解（三）,thir+ty=thirty三十,twen+ty=twenty二十,for+ty=forty四十,注意,2090等十位数都由29加后缀-ty构成,six+ty=sixty六十,seven+ty=seventy七十,nine+ty=ninety九十,fif+ty=fifty五十,eigh+ty=eighty八十,详解（四）,twenty+one=twenty-one二十一,2199的几十几是由整十的数加个位数19构成,中间要有连字符“-”,thirty+two=thirty-two三十二,forty+five=forty-five四十五,练一练,1,二十三,twenty-three,2,三十四,thirty-four,3,五十六,fifty-six,Letschant,点击“Letschant”，跟我一起读吧！,视频,Letschant,一、给下列算式选择合适的答案。,Test,A.thirteenB.fifteenC.twelveD.fourteenE.elevenF.ten()1.5+7=()2.35=()3.18-8=()4.15-2=()5.27=()6.10+1=,C,F,D,B,A,E,二、请给小动物贴上正确的名牌。,11,14,13,15,12,fourteenfo,fourteen,eleven,fifteen,twelve,thirteen,Sum-up,重点词汇,eleven11,twelve12,thirtee