Unit7SectionB1a-1elisteningandspeaking课件人教版英语七年级上册

Unit7.Howmucharethesesocks?

SectionB1a-1e(listeningandspeaking)teneleventwelvethirteenfifteeneighteentwentythirtynum.

十num.十一num.十二num.十三num.十五num.十八num.二十num.三十WordsReviewObjectivesTolearnthewordsofnumbersTofindoutthethingsthatKateandhermomtalkaboutonetwothreefourfivesixseveneightnineteneleven

11

twelve

1213thirteen14fourteen15fifteen16sixteen17seventeen18eighteen19nineteen20

twenty30

thirty40

forty50

fifty60

sixty70

seventy80

eighty90

ninety21twenty-one…29twenty-nine31thirty-one…39thirty-nine41forty-one…49forty-nine51fifty-one…59fifty-nine61sixty-one…69sixty-nine71seventy-one…79seventy-nine81eighty-one…89eighty-nine91ninety-one…99ninety-ninehundred100Learnthesenumbersandfindouttherules:1:1---12:(记住每个单词)

2:13---19:-teen(thir-,fif-,eigh-)3:20---90:-ty(twen-,thir-,for-,fif-,eigh-)4:21---99:十位__个位5:100---900:_______hundred

6:101---999:_______hundredand

__个位十位____个位小结:CanyoucountthesenumbersinEnglish?123456789101112

2021222324252627282913

3031323334353637383914

4041424344454647484915

5051525354555657585916

6061626364656667686917

7071727374757677787918

8081828384858687888919

90919293949596979899100$20Howmuchisthis?It’s.$35$18$2Pairwork$5$1Agame:Whohasquickeyes?$7$8$5$1$4$3$6$9$2NumbersPresentationteneleventwelvethirteenfourteenfifteeneighteen171619sixteenseventeennineteentwentythirtythirty-twoseventyeightyninety709080fortysixtyfiftyty203230405060twenty-one21forty-three43fifty-four54sixty-seven67seventy-eight78eihty-nine89ninety-nine99

基数词的基本表达法例词onetwothreefourfivesixseveneightnineteneleventwelvethirteen

fourteen

fifteen

sixteen

seventeen

eighteen

nineteentwenty-onetwenty-two

twenty-threetwenty-four

twenty-fivetwenty-six

twenty-seventwenty-eight

twenty-nine1-12形各异。13-19在3-9后加后缀-teen构成，对于13,15,18要特殊记忆。30-90各整十位数都以-ty结尾。20-100之间其他各数要在十位和个位之间加连字符构成。twenty

thirtyfortyfiftysixtyseventy

eightyninety基数词构词规律基数词，不难记，找出规律很容易：零至十二形各异，一个一个单独记。如果表示是“十几”，后面要加-teen。thirteen，fifteen形异需留意，eighteen只有一个t。表示“几十”加-ty，twenty，thirty,forty,fifty，eighty特殊记。表示数字“几十几”，连字符号别忘记。1a

Listenandrepeat.

10111213141516171819202122232425262728293031

Writethenumbersin1anexttothecorrectword.Whichrowsofnumbersareinthewrongplaces?

1bten__eleven__twelve__thirteen__fourteen__

twenty-five__twenty-six__twenty-seven__twenty-eight__twenty-nine__

twenty__twenty-one__twenty-two__

twenty-three__twenty-four__

fifteen__sixteen__seventeen__eighteen__nineteen__thirty__thirty-one__

101112131425262728292021232415161718193031221011121314151617181920

21222324252627282930311c

Listenandcirclethenumbersyouhear.1c数字小结：two——twelve——twentythree

——thirteen

——thirtyfour——fourteen

——fortyfive

——fifteen

——fiftysix——sixteen

——sixtyseven——seventeen

——seventyeight

——eighteen

——eightynine

——nineteen

——ninetyone

——ten——onehundred基数词的记忆方法:1.1-12:(记住每个单词)2.13-19:-teen(thir-;fif-;eigh-)3.20-90:-ty(twen-;thir-;for-;fif-;eigh-)4.21-99:十位个位5.100-900:1-9hundred5.101-999:____hundredand

____个位十位__个位汉翻英11个足球14个西红柿23件衬衫28只红袜子35顶帽子elevensoccerballsfourteentomatoestwenty-threeshirtstwenty-eightredsocksthirty-fivehats33个乒乓拍45支笔48件毛衣57个学生55个钟thirty-threeping-pongbatsforty-fivepensforty-eightsweatersfifty-sevenstudentsfifty-fiveclocks1dListenagain.CirclethethingsinthepicturethatKateandhermomtalkabout.Check(√)thethingKatebuys.√听力原文Howmuchisthewhitebag?It’sseventeendollars.1ePairworkAskandanswerquestionsaboutthethingsinthepicturein1d.Howmuchistheblackhat?It’s13dollars.Howmucharethebluesocks?They’re4dollars.Forexample:Translateandwritethemdown.1.-这双红色的袜子多少钱？

-12美元。2.-那件毛衣多少钱？

-26美元。

Howmucharetheredsocks?

They’retwelvedollars.

Howmuchis