1、数词数词基数词基数词 序数词序数词数词的用法数词的用法1 1、基数词的构成、基数词的构成（1）1-12的基数词是独立的单词，有其各自的形式。one two three four five six seven eight nine ten eleven twelve（2）13-19的基数词以-teen结尾。thirteen fourteen fifteen sixteen seventeen eighteen nineteen （3）20-90 的整十位数基数词以-ty结尾。twenty thirty forty fifty sixty seventy eighty ninety（4）21-90
2、 的非整十位数的表示法，是在十位数 和个位数之间用连字符“-”。twenty-one 21 thirty-three 33 e.g.53 64 75 99 （5）百、千、百万、十万的表示方法。N00 hundred N,000 thousand N,000,000 million N,000,000,000 billione.g.100 one hundred 2,000 two thousand 3,000,000 three million 4,000,000,000 four billion（6 6）101-999101-999的基数词的表示法，是在百位数和的基数词的表示法，是在百位数和
3、十位数之间，或在百位数和个位数之间加十位数之间，或在百位数和个位数之间加”and”.”and”.e.g.one hundred and two 102 two hundred and sixteen 216 four hundred and four 404 513 222 363 999（7）1000以上的数目表示方法。e.g.2,004 two thousand and four34,228 thirty-four thousand,two hundred and twenty-eight725,369 seven hundred and twenty-five thousand,thre
4、e hundred and sixty-nine 17,657,400 1,214,000,000巧学妙记巧学妙记一至十二词各异，一个一个单独记，前轻后重（teen）是十几，前重后轻（ty）是几十fourteen,forty分清楚，thirteen,thirty看仔细，eighteen(eighty)只有一个t,几十几和几百几连字符、and莫丢弃Exercise1、-Excuse me,how does this number 20,135 read?-It read .A.twenty thousands one hundred and thirty-fiveB.twenty thousan
5、d one hundred and thirty fiveC.twenty thousand one hundred and thirty-fiveD.twenty thousands,one hundred and thirty-fiveExercise2、-Bob,can you write the number seven hundred and eighty thousand and thirty-two?-Yes,it is _.A.78,032 B.7,832 C.7,032 D.780,032 2.2.基数词的运用基数词的运用（1 1）表示具体数目时，）表示具体数目时，hundr
6、edhundred，thousandthousand，millionmillion等等 用单数用单数;e.g.five hundred eight hundred(2)(2)表示不确切数目时可以用复数形式，与表示不确切数目时可以用复数形式，与of of连用表示连用表示 “数以数以.计的计的”；hundreds of 成百上千 thousands of 成千上万e.g.Thousands of trees must be planted every year.(3)基数词的复数形式可用来表示人的岁数和年代。年代：in the+年代+s(或s)表示“在世纪年代”in ones+整10数的复数形式
7、表示一个不确定的年龄e.g.He went to the United States in his twenties.That was in the early forties(4)(4)由基数词和名词合成的形容词作定语时，其中由基数词和名词合成的形容词作定语时，其中的名词只用单数。的名词只用单数。e.g.She wrote a two-thousand-word composition last night.Claude is an eleven-year-old boy.I m a eighteen-year-old girl.Exercise1、How many people will
8、come to Beijing next year?(2009芜湖)Its hard to say,_ people,I think.A.million of B.millions of C.three millions D.three millions ofExercise2、In the past twenty years,many tall buildings have been built in our city.look!This is a _.(09年天津中考)A.70-floor building B.70-floors building C.70-floor buildings
9、 D.70 floors building基数词基数词oneonetwotwothreethreefi five veeighteightninenineTwelveTwelve序数词序数词firstfirstsecondsecondthirdthirdfiffifth theighteighth hninninth thtwelftwelfth th（1）第一第十九的构成。除第一，第二，第三，第五，第八，第九，第十二为除第一，第二，第三，第五，第八，第九，第十二为特殊形式，其他的序数词均由其对应的基数词加后缀特殊形式，其他的序数词均由其对应的基数词加后缀-thth构成。构成。four fou
10、rth six sixth seven seventh eleven eleventh thirteen thirteenth fourteen fourteenth fifteen fifteenth sixteen sixteenth seventeen seventeenth eighteen eighteenth nineteen nineteenth（2 2）整十的数字序数词的构成方法：将对应的基）整十的数字序数词的构成方法：将对应的基 数词结尾数词结尾y y变变i i，再加，再加-eth.-eth.e.g.twent e.g.twenty y twenti twentietheth
11、 thirt thirty y thirti thirtietheth fort forty y forti fortietheth fift fifty y fiftififtietheth sixt sixty y sixtisixtietheth sevent seventy y seventiseventietheth eight eighty y eightieightietheth ninet ninety y ninetininetietheth（3）表示“几十几”时，十位数的基数词不变，只把个位数变成序数词即可。e.g.36 thirty-six 第36 thirty-sixt
12、h 98 ninety-eight 第98 ninety-eighth 第 55 fifty-fifth 第 74 seventy-fourth 第 88 eighty-eighth 第1-99 （4 4）百，千，百万等的序数词在词尾加）百，千，百万等的序数词在词尾加-th-th。e.g.第一百 hundredth 第一千 thousandth 第一百万 millionth 第十亿 billionth 若是多位数，则前边的数用基数词，末尾数用序数词。e.g.第101 one hundred and first 第199 one hundred and ninety-ninth（5 5）序数词的
13、缩写形式是由阿拉伯数字加上序数）序数词的缩写形式是由阿拉伯数字加上序数词的最后两个字母构成的。词的最后两个字母构成的。e.g.fire.g.first st-1st seco-1st second nd-2nd thi-2nd third rd 3rd3rd fourth-4 fourth-4th th twelfth-12t twelfth-12th h twenty-fir twenty-first st 21 st 21 st forty-fift forty-fifth h 45 th 45 th one hundred and fifty-thi one hundred and fi
14、fty-third rd 153 rd 153 rdExercise1、-How old is your son?-.We had a special party for his birthday last Sunday.A.Nine;ninth B.Nine;nineC.Ninth;nine D.Ninth;ninth 2、I think that the century(世纪)will bring us more hopes.A.twenty-one B.twentieth-firstC.twenty-first D.twentieth-one 2.2.序数词的用法序数词的用法(1 1）在
15、使用序数词时，通常前面要加定冠词）在使用序数词时，通常前面要加定冠词the.the.e.g.The second lesson is more difficult e.g.The second lesson is more difficult than the first.than the first.(2)(2)序数词前面出现不定冠词序数词前面出现不定冠词a/ana/an时，表示时，表示“再一，再一，又一又一”。e.g.e.g.Weve tired it three times.Must we try it a fourth time？His parents have His parents
16、 have two two children,but they want a children,but they want a thirdthird one.one.(3)(3)序数词前有物主代词或其他修饰语时不用任何序数词前有物主代词或其他修饰语时不用任何冠词。冠词。e.g.This is e.g.This is mymy first first job.job.Mrs.Blacks second child called Lucy.(3)(3)基数词表顺序，置于名词之后；序数词表基数词表顺序，置于名词之后；序数词表顺序，置于名词之前，且与顺序，置于名词之前，且与thethe连用连用Part
17、 Two-the Second PartPart Two-the Second PartLesson Seven-the Seventh LessonLesson Seven-the Seventh Lessonpage 48-the forty-eighth pagepage 48-the forty-eighth pageRoom 302,World War IIRoom 302,World War IIExercise1、I got a good present on my birthday and I like it very much.A.fifteen B.fifteenth C.
18、the fifteen D.the fifteenth2、-I hear your pen friend is visiting Lianyungang again.Is it the time for him?-Yes,and he will come for a third time next spring.A.first B.second C.third D.fourth3、There are days in June and day is Childrens Day.A.thirty;the second B.thirty;first C.thirteen;the first D.th
19、irty;the first 4、There are _ people in my family.We live in the _ floor in a tall building.A.five;six B.fifth;sixth C.fifth;six D.five;sixth5.We are going to learn _next week.A.Lesson TwelveB.Lesson TwelfthC.Twelfth LessonD.the lesson Twelfth 3、数词的运用 1.1.表示时间表示时间（1 1）先读钟点数）先读钟点数,后读分钟数。后读分钟数。e.g.10:1
20、0 ten tene.g.10:10 ten ten 4 4：25 25 four four twenty-fivtwenty-five e 6 6：4343 six forty-three six forty-three (2)用介词past表示几点过几分（不超过半时）；用to表示差几分到几点。e.g.4:20 twenty e.g.4:20 twenty past past four four 8:42 eighteen 8:42 eighteen to to ninenine 60-42=1860-42=18 9:50 ten 9:50 ten to to ten ten 10:1010
21、:10 ten ten pastpast ten ten(3)(3)整点直接用（整点直接用（+oclock+oclock）表示。）表示。“半半点钟点钟”halfhalf，一刻钟用，一刻钟用a quartera quarter。e.g.6:00 six oclocke.g.6:00 six oclock 7:15 7:15 a quarter past sevena quarter past seven 8:30 half 8:30 half past past eighteightExercise 1.4:45 2.8:17 3.11:58 4.9:562.表示年、月、日 (1)(1)年份年份
22、 1949 1949 nineteen forty-nine nineteen forty-nine 20052005 twenty hundred and fivetwenty hundred and five two thousand and five two thousand and five 18001800 eighteen hundredeighteen hundred （2）日期 20082008年年4 4月月1010日日 April 10 April 10,20082008 April April 1010th th ,20082008 1010th th Apri April
23、 l 2008 2008 20102010年年9 9月月1 1日日 September 1September 1,20102010 September 1 September 1st st,2010 2010 1 1st st September 2010 September 2010 英语中一般用英语中一般用月、日、年月、日、年或或日、月、年日、月、年来来表示。日期可表示。日期可以用基数（读以用基数（读做序数词）。做序数词）。Exercise 1.1998 2.2015 3.1999年3月3日 4.2015年7月24日 3.表示分数 (1)分数的表达 分子1 分母复数 one half on
24、e third two thirds one quarter three fourths/three quarters2131324143 one one andand two thirds two thirds ten ten and and three fifths three fifths 3215310 meter meter four fifths meter four fifths meter metermeters s two and threetwo and three fourths fourths metersmeters 54432 （2 2）分数的用法）分数的用法 “分
25、数分数+of+of+名词名词/代词代词”作主语时，作主语时，谓语动词的单复数取决于名词。谓语动词的单复数取决于名词。e.g.Two thirds of the students are boys in my class.One half of her money is spent on books.Exercise 1.About _ of the workers in 1.About _ of the workers in the clothes factory are women.the clothes factory are women.A.third fifths A.third fi
26、fths B.third fifth B.third fifth C.three fifths C.three fifths D.three fifth D.three fifth 2.We all know that _ of 2.We all know that _ of the earth _ covered by sea.the earth _ covered by sea.A.three fourth;is A.three fourth;is B.three fourths;is B.three fourths;is C.three fourths;are C.three fourt
27、hs;are D.third four;is D.third four;is 4.倍数 表示表示三或三倍三或三倍以上的倍数用以上的倍数用“基数基数 词词+times+times”。e.g.This apple is twice as large as that one.This room is three times larger than that one.5.数词前加every，表示 “每一段时间或每隔一 段时间。e.g.e.g.every every ten ten days days 每十天每十天 every every ninth ninth day day 每隔九天每隔九天 eve
28、ry every four four weeks weeks 每四个星期每四个星期 every every third third week week 每隔三个星期每隔三个星期6.表示小数和百分数(1)(1)小数用基数词来表达，以小数用基数词来表达，以小数点为界，左边的数字为小数点为界，左边的数字为一个单位，表示整数，数字一个单位，表示整数，数字合起来读；小数点右边的数合起来读；小数点右边的数字为一个单位，表示小数，字为一个单位，表示小数，数字分开读。数字分开读。e.g.1.03 one point o three zero 10.23 ten point two three 25.67 tw
29、enty-five point six seven (2)百分数 百分数用百分数用 “基数词基数词+percentpercent”表示表示。e.g.50%fifty percent 34.67%thirty-four pointSix seven percent 0.12%zero point onetwo percent 7.排列顺序基数词和序数词都能表示排列顺序。基数词和序数词都能表示排列顺序。事物名词事物名词+基数词基数词 the+the+序数词序数词+事物名词事物名词e.g.e.g.第一部分第一部分 Part one=the first partPart one=the first p
30、art 第一课第一课 Lesson one=the first lessonLesson one=the first lesson 第三组第三组 Group three=the third groupGroup three=the third group1.0.49 point four nine 2.1.5 one point five3.8.67 eight point six seven4.30.6 thirty point six5.17.42%seventeen point four two percent6.9.57%nine point five seven percentExe
31、rcise 8.其他用法（1）基数词表示年龄 in ones+基数词复数e.g.five years old e.g.five years old in in onesones forties forties My elder sister is My elder sister is seventeenseventeen and my and my younger sister is younger sister is tenten.My uncle is My uncle is in his thirties.in his thirties.I m eighteen.I m eighteen
32、.(2)表示房间号和电话号码e.g.202 room two o two e.g.202 room two o two 404 room four o four 404 room four o four303-2244 303-2244 Three o three double two four fourThree o three double two four four(3)(3)页码数，行数页码数，行数e.g.e.g.第第1010页：页：page tenpage ten 第第2525页：页：page twenty-five page twenty-five 第第109109页：页：page
33、 one hundred page one hundred and nine and nine 第第6 6行：行：line sixline six 第第2929行：行：line twenty-nine line twenty-nine 1.马力喜欢这部电影。Mary loves this movie.2.穿黑色衣服的那个女生是杨幂。The girl in black is Yangmi.3.郭敬明不是一个基佬。Guo Jingming isnt a gay.1.你喜欢这部电影吗？Do you like this movie?2.郭敬明多高？How tall is Guo Jingming?3.
34、郭敬明是个基佬，难道不是吗？Guo Jingming is a gay,isnt he?1.多忙的电影啊！（以what&how引导）What a busy movie!How busy the movie is!2.不要在电影院里放屁(fart)！Dont fart at the cinema!3.请关门.Please close the door.句子种类你造吗！：说明一个事实或陈述一个看法，有肯定式和否定式。语序是主语在前，谓语在后。Mary loves this movie.The girl in black is Yangmi.Guo Jingming isnt a gay.肯定句式：
35、否定句式：She cant swim.Mary doesnt like this movie.The children didnt go to school yesterday.在一般现在时和一般过去时中，当句子谓语动词是实义动词是，否定句式要用合适的助动词 dont,doesnt,didnt.按使用目的可分：陈述句、疑问句、感叹句和祈使句。1）一般疑问句：用来询问一件事，答案通常是yes或 no，注意语序。Are you a pig?Do you love me?Isnt she a beautiful teacher?Can you fly?2）特殊疑问句：常用的特殊疑问词 what,wh
36、ere,who,when,why,which,howWhat day is it today?Where are you going?How are you?Who are you?3）选择疑问句：要求对方对两种或两种以上的情况选择其一的问句，叫选择疑问句。选择问句的两种或多种情况用or连接，语调先升后降，回答时不用yes或no。-Are you a boy or a girl?-Im a girl.-Where are you going,Shenzhen orThailand?-Im going to Thailand.4）反意疑问句：陈述句之后加上一个与之意思相反的简短问句，这种结构的句
37、子叫反意疑问句。原则：前肯后否，前否后肯。-You are a dog,arent you?-No,Im not.-She likes eating Mc Donald,doesnt she?-Yes,she does.表示强烈感情或情绪的句子，一般由what或how引导。What a handsome boy he is!1.他是一个多么帅的男孩啊！【what引导的感叹句】【how引导的感叹句】How handsome the boy is!2.这是一只多么可爱的狗啊！What a lovely dog it is!How lovely the dog is!【what引导的感叹句】【how
38、引导的感叹句】表示说话人直接向听话人发出命令、请求、邀请或提出劝告、建议等的句子。祈使句的主语经常省略。No smoking!不要抽烟！Dont fart at the cinema!不要在电影院放屁！Never give up!永不言弃！Let it go!随它吧！按句子结构可分：简单句、并列句和复合句。1.盗墓笔记很受欢迎。The Lost Tomb is very popular.2.吴邪和张起灵都很帅。Wu Xie and Zhang Qiling are handsome.3.吴邪起立然后向我走过来。Wu Xie stands up and walks to me.基本句型一：+（主
39、谓）基本句型二：+O （主谓宾）基本句型三：+P （主系表）基本句型四：+IO+DO （主谓间宾直宾）基本句型五：+O+OC （主谓宾宾补）把两个或几个简单句，用并列连词连接起来成为并列句。He was tired.He went to bed.He was tired so he went to bed.Im ugly.Im gentle.Im ugly but Im gentle.常用的并列连词 and,bothand,平行并列连词 not onlybut also,neithernor but,however转折并列连词 while yet because 因果并列连词 so for,t
40、herefore or选择并列连词 otherwise eitheror1.Mary is thirsty,_ she needs a glass of water.2.He is an actor,_ his wife is a singer.3.He was so tired,_ he had to go to school.4.Dont be late,_ there is a meeting.5.Hurry up,_youll be late.6.He works hard _ his brother is a lazy bone.soand/whilebutbecauseorwhil
41、e/but主句+从句He says something.宾语成分（由一个词语充当）He says that they are family.宾语成分（由一个句子充当）vI hope that everything is all right.vShe was reading the newspaper when I came in.vShe is the girl who sings best of all.1.He has found out.She was late.(why)请用括号中所给的词把每组句子连接为一个复合句。2.I still remember the day.I first
42、came to Aixuetang on that day.(when)3.This is Mary.Mary is a pig.(who)TNANK YOU1.马力喜欢这部电影。Mary loves this movie.2.穿黑色衣服的那个女生是杨幂。The girl in black is Yangmi.3.郭敬明不是一个基佬。Guo Jingming isnt a gay.1.你喜欢这部电影吗？Do you like this movie?2.郭敬明多高？How tall is Guo Jingming?3.郭敬明是个基佬，难道不是吗？Guo Jingming is a gay,isn
43、t he?1.多忙的电影啊！（以what&how引导）What a busy movie!How busy the movie is!2.不要在电影院里放屁(fart)！Dont fart at the cinema!3.请关门.Please close the door.句子种类你造吗！：说明一个事实或陈述一个看法，有肯定式和否定式。语序是主语在前，谓语在后。Mary loves this movie.The girl in black is Yangmi.Guo Jingming isnt a gay.肯定句式：否定句式：She cant swim.Mary doesnt like thi
44、s movie.The children didnt go to school yesterday.在一般现在时和一般过去时中，当句子谓语动词是实义动词是，否定句式要用合适的助动词 dont,doesnt,didnt.按使用目的可分：陈述句、疑问句、感叹句和祈使句。1）一般疑问句：用来询问一件事，答案通常是yes或 no，注意语序。Are you a pig?Do you love me?Isnt she a beautiful teacher?Can you fly?2）特殊疑问句：常用的特殊疑问词 what,where,who,when,why,which,howWhat day is i
45、t today?Where are you going?How are you?Who are you?3）选择疑问句：要求对方对两种或两种以上的情况选择其一的问句，叫选择疑问句。选择问句的两种或多种情况用or连接，语调先升后降，回答时不用yes或no。-Are you a boy or a girl?-Im a girl.-Where are you going,Shenzhen orThailand?-Im going to Thailand.4）反意疑问句：陈述句之后加上一个与之意思相反的简短问句，这种结构的句子叫反意疑问句。原则：前肯后否，前否后肯。-You are a dog,are
46、nt you?-No,Im not.-She likes eating Mc Donald,doesnt she?-Yes,she does.表示强烈感情或情绪的句子，一般由what或how引导。What a handsome boy he is!1.他是一个多么帅的男孩啊！【what引导的感叹句】【how引导的感叹句】How handsome the boy is!2.这是一只多么可爱的狗啊！What a lovely dog it is!How lovely the dog is!【what引导的感叹句】【how引导的感叹句】表示说话人直接向听话人发出命令、请求、邀请或提出劝告、建议等的句
47、子。祈使句的主语经常省略。No smoking!不要抽烟！Dont fart at the cinema!不要在电影院放屁！Never give up!永不言弃！Let it go!随它吧！按句子结构可分：简单句、并列句和复合句。1.盗墓笔记很受欢迎。The Lost Tomb is very popular.2.吴邪和张起灵都很帅。Wu Xie and Zhang Qiling are handsome.3.吴邪起立然后向我走过来。Wu Xie stands up and walks to me.基本句型一：+（主谓）基本句型二：+O （主谓宾）基本句型三：+P （主系表）基本句型四：+IO
48、+DO （主谓间宾直宾）基本句型五：+O+OC （主谓宾宾补）把两个或几个简单句，用并列连词连接起来成为并列句。He was tired.He went to bed.He was tired so he went to bed.Im ugly.Im gentle.Im ugly but Im gentle.常用的并列连词 and,bothand,平行并列连词 not onlybut also,neithernor but,however转折并列连词 while yet because 因果并列连词 so for,therefore or选择并列连词 otherwise eitheror1.M
49、ary is thirsty,_ she needs a glass of water.2.He is an actor,_ his wife is a singer.3.He was so tired,_ he had to go to school.4.Dont be late,_ there is a meeting.5.Hurry up,_youll be late.6.He works hard _ his brother is a lazy bone.soand/whilebutbecauseorwhile/but主句+从句He says something.宾语成分（由一个词语充
50、当）He says that they are family.宾语成分（由一个句子充当）vI hope that everything is all right.vShe was reading the newspaper when I came in.vShe is the girl who sings best of all.1.He has found out.She was late.(why)请用括号中所给的词把每组句子连接为一个复合句。2.I still remember the day.I first came to Aixuetang on that day.(when)3.T
