基數(shù)詞與序數(shù)詞

1、基數(shù)詞與序數(shù)詞,one two three four five six seven eight nine ten eleven twelve,thirteenfourteenfifteensixteenseventeeneighteennineteen,twentythirtyfortyfiftysixtyseventyeightyninety,twen

2、ty-one … twenty-ninethirty-one … thirty-nineforty-one … forty-ninefifty-one … fifty-ninesixty-one … sixty-nineseventy-one … seventy-nineeighty-one …

3、 eighty-nine ninety-one … ninety-nine,hundred,基數(shù)詞：表示數(shù)目的多少。,看一看 3分鐘,說(shuō)出下列數(shù)字,,35,90,66,71,20,83,200,103,987,one two three four five,first second third fourthfifth,1st 2nd 3rd 4th 5th,序數(shù)詞：表示事物的先后順序，常與the連

4、用。,（說(shuō)一說(shuō) 5分鐘）,six seven eight nine ten,sixth seventh eighth ninth tenth,6th 7th 8th 9th 10th,基數(shù)詞：,序數(shù)詞：,eleven twelve thirteen fourteen fifteen,eleventhtwelfth thirteenth fourteenth fifteenth,11th 12th13th

5、14th15th,基數(shù)詞：,序數(shù)詞：,sixteen seventeen eighteen nineteen twenty,sixteenth seventeenth eighteenth nineteenth twentieth,16th17th18th19th20th,基數(shù)詞:,序數(shù)詞:,twenty-one twenty-two twenty-three thirty forty,twenty-fi

6、rst twenty-second twenty-third thirtieth fortieth,21st 22nd 23rd 30th 40th,基數(shù)詞: 序數(shù)詞:,fifty sixty seventy eighty ninety hundred,fiftieth sixtieth

7、 seventieth eightieth ninetieth hundredth,50th 60th 70th 80th 90th 100th,基數(shù)詞 序數(shù)詞,one hundred and one,one hundred and first,101st,議一議3分鐘：序數(shù)詞的規(guī)律,1st fi

8、rst2nd second3rd third4th fourth5th 6th7th8th eighth9th ninth10th,fifth,sixth,seventh,tenth,11th eleventh 12th twelfth13th 14th 15th 16th17th18th 19th 20th twentie

9、th,thirteenth,fourteenth,fifteenth,sixteenth,seventeenth,eighteenth,nineteenth,21st twenty-first 22nd twenty-second23rd twenty-third24th 25th 26th27th28th 29th 30th thirtieth31st thirty-fir

10、st,twenty-fourth,twenty-fifth,twenty-sixth,twenty-seventh,twenty-eighth,twenty-ninth,基變序，有規(guī)律，詞尾加上th. 1 2 3 特殊記，詞尾字母t，d，d。 8 少 t， 9 去 e， f 來(lái)把 ve 替。 整十變y為ie，后跟 th 莫遲疑。 若是碰到幾十幾，只變個(gè)位就可以。,1st,,2nd,3rd,21st,22nd,23rd,基數(shù)詞

11、變序數(shù)詞順口溜,基變序，有規(guī)律，詞尾加上th。一二三 特殊記，詞尾字母t，d，d one-- _____，two--- _____，three-- ____2. 八少t: eight--- _____ 九去e: nine--____3. f 來(lái)把ve替, five?_____;twelve ?______ 整十變y為ie, 最后加上th。 twenty ?_________，thirty ?_________

12、_ 5. 若是碰到第幾十幾, 只變個(gè)位就可以。 twenty– one? _____________; twenty--- two? _______________.,eighth,ninth,fifth,twelfth,twentieth,thirtieth,twenty---first,twenty---second,first,second,third,1st first 2nd second

13、3rd third 4th fourth 5th fifth 6th sixth 7th seventh 8th eighth 9th ninth 10th tenth,11th eleventh 12th twelfth 13ththirteenth 14th fourteenth 15th fifteenth 16th sixteenth

14、 17th seventeenth 18th eighteenth 19th nineteenth 20th twentieth,21st twenty-first 22nd twenty-second 23rd twenty-third 24th twenty-fourth 25th twenty-fifth 26th twenty-sixth 27th twenty-seventh 28th

15、 twenty-eighth 29th twenty-ninth 30th thirtieth 31st thirty-first,2a,Listen and repeat.,2a,2b,,Listen and circle the numbers you hear in 2a.,2c,Listen again. Match the names, months and dates.,,,,,,,,,,一

16、、默寫下列數(shù)字的基數(shù)詞和序數(shù)詞。1-10 11-2021-2920-90（整十）,當(dāng)堂檢測(cè),1. 13 _______________ __________ 2. 17_______________ __________ _______3. 20_______________ ___________ 4. 31_______________

17、 __________________5. 84_______________ __________________ 6. 55_______________ ___________________7. 79_______________ ____________ 8. 103_____________________,thir

18、teen,seventeen,twenty,thirty-one,eighty-four,fifty-five,seventy-nine,快速寫出下列數(shù)字的基數(shù)詞、序數(shù)詞。,thirteenth,seventeenth,twentieth,thirty-first,eighty-fourth,fifty-fifth,seventy-ninth,one hundred and three,1. 3 _________ ______

19、___ __________ 2. 12_________ _________ __________3. 31_________ __________ _________ 4. 59_________ _________ __________5. 43_________ __________ __________

20、 6. 80_________ __________ __________7. 97_________ __________ _________ 8. 213________ ___________ _________ 9. 452___________ _______________ ______________,寫出下列數(shù)字的基數(shù)