小學(xué)英語數(shù)詞專題講解教案

1、小學(xué)英語數(shù)詞專題講解教案數(shù)詞（一）（一）基數(shù)詞（表示幾）：表示數(shù)目多少的詞叫基數(shù)詞1、112的基數(shù)詞是獨(dú)立的單詞，即：one , two , three , four, five , six, seven , eight, nine , ten , eleven , twelve。2、13 19 的基數(shù)詞以-teen 結(jié)尾，但 13, 15, 18 較特殊，13thirteen 15 fifteen 18 eighteen。3、2090 的整十位均以-ty 結(jié)尾。但 20, 30, 40, 50, 80 較特殊，20twenty , 30 -thirty , 40forty , 50fifty

2、 , 80eighty。4、十位數(shù)與個(gè)位數(shù)之間要加連字符號“-”，如：28 twenty-eight , 96 ninety-six。5、百位和十位（若無十位則和個(gè)位）之間加and,如：148 one hundred and forty-eight , 406 four hundred and six 。6、hundred（百），thousand（千），等前面即使有具體的數(shù)詞，也不能在它們的后面加s。如：600six hundred ,專項(xiàng)練習(xí)：一、請寫出以下基數(shù)詞。12 14 18 19 2125 37 58 88 700二、根據(jù)句意或中文提示寫出合適的英語數(shù)字。（不能用阿拉伯?dāng)?shù)字）1. T

3、here are days in a week.2. There are or days in a year.3. There are or days in February.4. There are days in August.5. There are minutes in an hour.6. There are months in a year.7. There are (數(shù)百個(gè)) students in the school.8. There are (數(shù)千個(gè)) people in the square.（二）序數(shù)詞由基數(shù)詞轉(zhuǎn)變而來，表示“這是第幾個(gè)”， 表示先后順序的數(shù)詞叫序數(shù)詞1

4、. 口訣巧記基數(shù)詞變序數(shù)詞：first 第二 second 第三 third )Ve”要用T替,eight eighth nine ninth )five fifth， twelve twelfth )見y變成i和e,詞尾加上thtwenty twentieth ，forty fortieth )若是遇到幾十幾，只變個(gè)位就可以。（ twenty-five twenty-fifth ）2. 其余情況均在基數(shù)詞后加th3. 序數(shù)詞有時(shí)用縮寫形式：First 縮寫 1st, twenty second 縮寫 22th.專項(xiàng)練習(xí)：、把下列基數(shù)詞改成序數(shù)詞。onetwothreeninefourteen

5、twentythirty-fivefiveeighttwelveforty-one、根據(jù)句意和所給漢語完成句子。1. Li Mei is always （ 第一個(gè) ）to come to school.2. Mary lives on（第十二 floor of that building.3. Today is my grandfather s 簿七十）birthday.4. The Changjiang River is（ 第三）longest river in the world.5. Take（第二）turning on the left.6. Mary is（第四）in the rac

6、e.數(shù)詞（二）基本用法（一）基數(shù)詞的基本用法用基數(shù)詞來修飾 可數(shù)名詞時(shí)，一定別忘了用該名詞的復(fù)數(shù)形式。如：十八個(gè)男孩eighteen boys（二）序數(shù)詞的基本用法1 .序數(shù)詞前面一般要加定冠詞the（或物主代詞）：Autumn is the third season in a year.2 .如果數(shù)字較長，序數(shù)詞總避免使用，而且讀的方法也常常簡化：第 201 房間： Room 201 第 319 頁： page 3193 .在談編了號的東西時(shí)，我們可以用基數(shù)詞表示順序：the first partpart one時(shí)間表達(dá)法1 .整點(diǎn)用基數(shù)詞+o clock,如：1:00 5:002 .按“鐘

7、點(diǎn)麴分鐘數(shù)”的順序，如：6:18 9:483 .分鐘不超過30 （包含三十）時(shí)，用“分鐘+past+鐘點(diǎn)數(shù)”表達(dá)。如：6:057:158:304 .分鐘數(shù)超過30時(shí)，用“分鐘麴to+鐘點(diǎn)數(shù)”表達(dá)。其中“分鐘數(shù)”為0減去原分鐘數(shù)，“鐘點(diǎn)數(shù)”為下一個(gè)鐘點(diǎn)數(shù)。如：3:504:455:56注意：在具體時(shí)刻前通常用 at。如：（at） six or six o clock專項(xiàng)練習(xí)：、用英語寫出下列時(shí)間。9、按要求完成句子。1. Linda does her homework at five fifty.（改為同義句）Linda does her homework at.2. He made clothe

8、s for two quarters.（ 改為同義句）He made clothes for. /3. What is the time?（改為同義句）is it?4. Mr Green goes to work at seven ten every day.（戈線部分提問）Mr Green to work every day?-It s May 3 rd, 1987.-It's on June the first （ Jun 1 st）.-It s on the tenth of September （Sept 10th）.、年、月、日表達(dá)法-What s the date toda

9、y?-When is Children s Day?-When is Teachers ' Day?1.年代前用in.每兩位數(shù)讀一個(gè)詞，例如:1987 年讀作 nineteen eighty-seven(in ) 1905 讀作(in ) nineteen and five(in ) 1800 讀作(in ) eighteen hundred2 .月份開頭第一個(gè)字母須大寫，表示“在某月”時(shí)，月份前面用in。(in ) January , ( in ) March , ( in ) December3 .日期 用序數(shù)詞(前需要加the)表示；“在某日”，前面用介詞on.(on ) Oct

10、ober the first4 .某年某月某日如果年月日同時(shí)出現(xiàn)，先月后日，把年代放在最后，用逗號隔開，日要用序數(shù)詞in Sep. 1954on Oct. 1, 1949(讀作 on October the first, nineteen forty-nine)專項(xiàng)練習(xí)：一、用英語寫出下列日期。二、在句中填入適當(dāng)?shù)脑~。1. -is Halloween? - It s October.2. -the today? It s Jun 1st. - It s3. - Is Women s Day? - Yes, it is.4. Mid-Autumn Festival is usually or5.

11、 Hong Kong came back 1997.三、一些數(shù)學(xué)加減的讀法：3+8=11 three plus eight is eleven.9-7=2 nine minus seven is two.課后作業(yè)一、英漢互譯第六課 20個(gè)雞蛋 6月 2 日 on March 20,2004 seven thirty96 把椅子 No. 5 Middle School 6 ： 40 four times 二、把下列基數(shù)詞改成序數(shù)詞。onetwothreeninefourteentwentythirty-fivefiveeighttwelveforty-one三、選擇題1. We are goin

12、g to learn this term.A. book six B. six book C. the book six D. Book Six2. Jenny was born （ 出生）.A. on July 10, 1987 B. in July 10, 1987 C. in 1987, July 10 D. on 19873. Autumn is season in a year.A. the fourthB. the thirdC. a third D. the threeth4. There are days in a year.A. three hundreds sixty-fi

13、veB. three hundreds and sixty-fiveC. three hundredsixty-fiveD. three hundredand sixty-five5. There are students in our school.A. eight hundreds and forty-six B. eight hundred and forty-sixC. eight hundred forty-six6. My brother is in.A. Three Class, One Grade B. Class Three, Grade OneC. Grade One, C

14、lass Three D. class three, grade one7. Please turn to. Let s read the text.A. Page two B. the page two C. second page D. page second8. . Danny lives in.A. room 404 B. Room 404 C, 404 room D. 404 Room9. . What s the date today? A. Its Saturday B. Its July C. Its fine D. Its July 1510. . What time do

15、you get up every day?A. It s seven o clock B. Seven o clock timeC . At sevenD. On seven11. My home is about away from the school.A. three hundred metreB. three hundreds metresC. three hundred metres D. three hundred metre12. We are learning now.A.the twenty-first lessonB.Lesson Twenty-firstC.the 21t

16、h lessonD.Lesson 21 st13. This is her birthday, I think.A.twenty B.twentieth C.the twentieth D.the twenty s14. September is Teachers 'Day.A.the ten B the tenth C.the ten s15. My grandmother is old.A. seventiethB. seventy yearC. seventy yearsD. seventies16. Monday is the second day, and.A. Tuesda

17、y is the fourthB. Thursday is fifthC. the second day is TuesdayD. the second day is Thursday17. There are months in a year. December is the month of the year.A. twelve; twelve B. twelve; twelfth C. twelfth; twelve D. twelve; twelveth18. What s the date today? It is.A. Friday B. time to go C. cloudy

18、D. June 4th19. What is five and eight?A. Twelve B. Thirteen C. Fourteen D. Fifteen四、根據(jù)句意和有關(guān)常識，用英文數(shù)詞填空。1. Fifty-one plus thirty-eight is.2. There are days in a week (星期)。3. W is letter in the alphabet( 字母表).4. Thirty divided by (除以)five is5、Bill is (14) years old , he is in Class (2) Grade (6).6、My birthday is on the (3) of March