新版湘少版四年級Unit-9-It's-one-hundred.市公共課一等獎市賽課金獎課件

Unit9It'sonehundred.第1頁Let’ssing第2頁Trytocountthenumbers

（數(shù)一數(shù)鐘面上數(shù)字）1one2two3three4four5five6six

7seven8eight9nine10ten11eleven12twelve第3頁13thirteen

14fourteen

15fifteen

16sixteen17seventeen

18eighteen19nineteen★13-19數(shù)詞組成方法：在相關個位數(shù)詞詞尾加-teen第4頁Let’sread

1

2

345678910

11

12

131415

16

17

18

19

onetwothree

four

fivesixseveneightnineten

eleven

twelvethirteenfourteenfifteensixteenseventeeneighteennineteen第5頁Readandcount19

+

1=20nineteenandoneistwentyplus第6頁twenty第7頁thirty第8頁forty第9頁fifty第10頁sixty第11頁seventy第12頁eighty第13頁ninety第14頁onehundred第15頁right第16頁wrong第17頁homework第18頁12+8=24+6=38+2=42+8=53+7=67+3=71+9=82+8=99+1=20twenty30thirty40forty50fifty60sixty70seventy80eighty90ninety100

ahundred整十位數(shù)數(shù)詞20-90組成：個位數(shù)詞詞尾加-ty第19頁twenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-ninetwenty+one=twenty-one★十位數(shù)數(shù)詞組成：整十位數(shù)數(shù)詞后加個位數(shù)詞，中間用連字符號“-”連接。第20頁Sayarhyme英語數(shù)詞不難記，找出規(guī)律就輕易。一至十二詞各異，一個一個單獨記。后面加teen變十幾，

thirteen，fifteen看仔細。Eighteen只有一個t，兩個音節(jié)念清楚。二十至九十后加ty，

twenty不一樣重點記。Forty去掉字母u，

thirty，fifty更出奇。十位數(shù)后個位數(shù)，表示數(shù)值幾十幾，按序排列不費勁，連字符號莫丟棄。巧學妙記加努力，

hundred是你好成績！第21頁超人大考驗!

Doyouwanttobe(成為)superman?Therearethreechallenges(挑戰(zhàn)).Haveatry!第22頁Standingononefoot.單腳站立!參加比賽同學，閉上眼睛，單腿離地。其余同學邊數(shù)數(shù)one，two，three…邊給他們鼓勁，腳最終一個落地學生為優(yōu)勝。第一個挑戰(zhàn):第23頁第二個挑戰(zhàn):搶答Howmanyboysarethereintheclassroom?Howmanygirlsarethereintheclassroom?Howmanyteachersarethereintheclassroom?第24頁Howmanydays(天)arethereinaweek（一周）?

Seven.Howmanyhours(小時)arethereinaday?

Twenty-four.Howmanyminutes(分鐘)arethereinanhour?

Sixty.第三個挑戰(zhàn):第25頁Sentences:1.—Isthisright,MissLi?2.—Yes,it’sright.Good!---Thankyou!3.—Pleasethinkagain.---Forty-sixandfifty-fouris…4.—Oh!I’mwrong!It’sonehundred.第26頁CanyousayitinEnglish?2132435465twenty-onethirty-twoforty-threefifty-foursixty-fiveLearn第27頁76879899100seventy-sixeighty-sevenninety-eightninety-nineonehundred第28頁Review10and90isonehundred.20and80isonehundred.30and70isonehundre