【正文】
A Group B12 twelve 20 twenty13 thirteen 30 thirty14 fourteen 40 forty15 fifteen 50 fifty16 sixteen 60 sixty17 seventeen 70 seventy18 eighteen 80 eighty19 nineteen 90 ninetyT: Look at the small blackboard, then find some rules of the two groups.(讓學(xué)生自主歸納、總結(jié)規(guī)律,教師最后補(bǔ)充說(shuō)明。)(教師指著Group B的數(shù)詞,讓學(xué)生朗讀。)T: Now look at Group B, and try to read them.S1: Twenty.S2: Thirty.(教師指向thirty,若學(xué)生把重音讀錯(cuò),教師必須及時(shí)糾正。待齊讀完畢后,及時(shí)糾正學(xué)生讀錯(cuò)或不會(huì)讀的數(shù)詞。)T: Now, let’s read one by one.S3: Twenty.S4: Thirty.(學(xué)生依次操練,若有個(gè)別學(xué)生讀音不準(zhǔn),教師及時(shí)糾正。) T: Listen to the tape and follow it. And then finish 2b by talking about the word stress.3. (讓一個(gè)學(xué)號(hào)不是整十的同學(xué)用漢語(yǔ)說(shuō)出自己的學(xué)號(hào),導(dǎo)入2a。)T: Boys and girls, whose school number is 28?S5: Mine is.T: OK, can you say your number in English?S5: Sorry, I can’t.(教師面向?qū)W生。)T: Now look at 2a carefully, and find out how to read and write the numbers from 21 to 29.(引導(dǎo)學(xué)生總結(jié):①寫法:在十位和個(gè)位之間加連字符“”。)4. (播放2a錄音到ninety,學(xué)生跟讀。)(教師提問(wèn)全體學(xué)生。) the number 100?Ss: One hundred.(板書并解釋,要求學(xué)生掌握。播放這四個(gè)數(shù)詞的錄音,學(xué)生跟讀。十位與個(gè)位按兩位數(shù)讀。)T: Listen to 2a again and read after the tape. Pay attention to the pronunciation and intonation.7. (出示課前寫在卡片上的價(jià)格標(biāo)簽,引入購(gòu)物話題,導(dǎo)入1a。) T: S6, please read it. S6: Twentyfive yuan. T: Where can we see it?Ss: …(學(xué)生不會(huì)表達(dá)shop/store/supermarket,可以用漢語(yǔ)。) Do you often b