小升初英语专题-- 数词.doc

数 词一教学内容1复习上节课的内容，巩固上节课的重难点2新课讲解基数词：表示数目的词为基数词，它的构成如下表： 范 围特 点实 例112无规律one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve1319以teen为结尾thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen2090以ty结尾twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety2199十位与个位之间要加连字符 “-”twenty-five, sixty-five, ninety-nine101999百位与十位之间通常用andthree hundred and twenty-five（美语中常将and省略）千以上6275six thousand two hundred and seventy-five；1200twelve hundred（二）序数词：表示顺序的数词为序数词，它的构成如下表：范 围特 点实 例119各基数词尾加th其中七个例外：first, second, third, fifth, eighth, ninth, twelfth, 其余，如：four forth, six sixth, nineteen nineteenth20,3090把y变i后加ethtwentieth, fortieth, ninetieth21以后多位数最后一个数用序数词，其余用基数词21st twenty-first, 110th one hundred and tenth1. 数词的概述基数词表示数目或数量的多少。序数词表示顺序或等级。1. 基础词的构成l 112的基数词需要单独记忆。1: one 2: two 3: three 4: four 5: five 6: six 7: seven 8: eight 9: nine 10: ten11: eleven 12: twelvel 1319的基数词都以-teen结尾13: thirteen 14: fourteen 15: fifteen 16: sixteen 17: seventeen 18: eighteen 19: nineteenl 2099的基数词整十数都是以-ty结尾。20: twenty 30: thirty 40: forty 50: fifty 60: sixty 70: seventy 80: eighty 90: ninetyl 非整十数的基数词用“整十数+个位数”构成，整十数与个位数之间加连字符“一”。25：twenty-five 58:fifty-eight 71:seventy-one 99:ninety-nine100999 的基数词。l 整百数词是以19 的基数词加hundred构成100：one hundred 200: two hundred 600:six hundredl 非整百数的基数词由“整百数+整十数+个位数”构成。整百数与整十数之间加and，整十数与个位数之间用连字符“-”连接。185：one hundred and eighty-five207: two hundred and seven984: nine hundred and eighty-four 1000以上的基数词。1,000：a/one thousand 一千 8,000: eight thoudsand 八千10,000： ten thousand 一万 30,000: thirty thousand 三万100,000: one hundred thousand 十万 1,000,000: a/one million 一百万1,000,000,000: a billion 十亿有hundred等数词，有s时有of, 没有s没of；数词前面加，没有s没of；前面无数词，有s也有of。特别提示： 注意几个拼写不规则的基数词thirteen，fifteen，eighteen，thirty, forty, fifty, eighty. hundred, thousand, million, billion前面有具体数字修饰时，后面不能加“s”；表示大概数字时，词尾要加“s”。如hundreds of“数以百计”，thousands of“数以千计”巧学妙计 巧计100以内的基数词 基数词找规律，十二以内词各异； 十三数到十九去，后加-teen莫忘记； 二十、三十。至九十，整十之后又ty； 要说“几十几”，中间“-”号别丢弃； a hundred 是“一百”，请你记住莫大意。2. 序数词的构成l 一、二、三、特殊记，词尾字母t, d, d.第一:first 第二:second 第三:thirdl 八减t,九去e,（eighth, ninth）, f 来把ve替第四:fourth 第五:fifth 第六:sixth第七:seventh 第八:eighth 第九:ninth 第十:tenth 第十一:eleventh 第十二:twelfth第十三:thirteenth 第十四:fourteenth 第十五:fifteenth第十六:sixteenth 第十七:seventeenth 第十八:eighteenth第十九:nineteenthl 单词ty作结尾，ty变成tie第二十:twentieth 第三十:thirtieth 第四十:fortieth第五十:fiftieth 第六十:sixtieth 第七十:seventieth第八十:eightieth 第九十:ninetiethl 若是碰到几十几，只变个位就可以第二十一:twenty-first 第五十八: fifty-eighth 第八十四:eighty-fourthl 整百数的序数词为整百基数词的hundred后加-th第一百：one hundredth 第四百:four hundredth 第八百:eight hundredth1. 序数词中的first, second,third 需单独记忆2. 序数词的缩写形式为：阿拉伯数字+序数词最后的两个字母。 first1st second2nd third3rd fifth5th sixty-first61st3数词中的“第4第19”都是由“基数词+th”构成。其中fifth, eighth, ninth, twelfth的变化有些变化4第20第90”中的8个整十数序数词是把其基数词词尾的“y” 改成“i” ， 再加-eth5“第100”的序数词是在基数词hurdred 的词尾直接加-th2. 数词的用法数词的应用十分广泛，它表示分数，小数，倍数和百分数，还可以表示时刻，编号，货币和年月日等。l 表示编号电话号码4357334Tel. No. 4357334:读作：telephone number four, three, five, seven, double three, four第8号第8课第15行第223页第556号房间18路公交车No. 8 读作：number eightLesson eight 或 the eighth lessonLine 15 读作: line fifteenP.223 读作： page two hundred and twenty-three Room 556 读作：Room five five sixBus No. 18 读作：Bus number eighteen美国货币(dollar 美元)英国货币(pound 英镑)中国货币（yuan 元，没有复数形式）1 美元：1 dollar 或 1 10美元：10 dollars 或101 英镑：1 pound 或 1 10 英镑：10 pounds 或101 元： 1 yuan 或 ￥1 10美元： 10 yuan 或 ￥10l 表示年、月、日在表示时间时，汉语以“年月日”的顺序，而英语中常以“日月年”或“月日年”的顺序2008年6月1日：June 1st, 2008 或 1st June, 2008“年”的表示法表示“年”用基数词，通常先读前面两位数，在读后面两位数。1981年 读作：nineteen eighty-one1998 年 读作：nineteen ninety-eight2008 年 读作： two thousand and eight“月、日”的表示法“月”用英语单词表示，“日”用基数词或序数词表示都可以。6月1日 写作：June 1st 或 June 1 读作： June the first 或June one“年-月-日”的表示法1986年9月1日：September 1st 或 1st September,19862011年8月8日：August 8,2011或8th August, 2011词汇加油站 在英语中月份的省略写法如下：JanuaryJan. 一月 JulyJul. 七月FebruaryFeb. 二月 August Aug. 八月MarchMar. 三月 SeptemberSep./Sept. 九月AprilApr. 四月 OctoberOct. 十月MayMay 五月 NovemberNov. 十一月JuneJune 六月 DecemberDec. 十二月l 表示时刻表示“整点”时用基数词7:00：(at）seven（oclock）表示“半点”时用“half past + 钟点”或“钟点”+thirty8:30: (at) half past eight 或 (at) eight thirty表示“几点几分”分钟数不超过30分钟用“分钟”+past+钟点8:21: twenty-one past eight 或 eight twenty one分钟数超过30分钟用“60减分钟数+to+下一个钟点数”8:56: four to nine eight 或fifty-six9:45: nine forty-five 或 a quarter to ten 或 three quarters past nine二教学练习用英语或中文表达以下年月日1. 1983年6月9日 _2. 1875年9月26日 _3. 2007年1月12日 _写出下列时刻1. 8:00 _ 2. 8:15 _3. 8:30 _ 4. 8:45 _5. 8:48 _ 6. 8:27 _单项选择 ( )1There are _ days in a year Athree hundred and sixty five Bthree hundred and sixty-five Cthree hundreds and sixty five Dthree hundreds and sixtyfive( )2Danny lives in _ Aroom 404 BRoom 404 C404 room D404 Room( )3Jim is in _ Aclass one，grade six Bgrade one，class six CClass One，Grade Six DGrade One, Class Six( )4The bike cost me _ yuan Afive hundred forty Bfive hundreds fourty Cfive hundred and forty Dfive hundred fourty( )5My telephone number is _ Aeighty eight two forty four zero nine Beight eight two double four O nine Ceighty eight two forty-four zero nine Deight eight two four four zero nine( )6Is there any food for us _? Aten Btenth Cthe tenth Dthe ten( )7Mary is _ girl A. an 8 year old B8一yearsold Cthe 8 years old Dan 8一yearold( )8What day is today? _ AJune BTuesday CIt is hot DIts fine( )9Whats the date today? _ AIts Saturday BIts July CIts fine DIts JuIy 15( )10What time do you get up every day? AIts seven oclock BSeven oclock time CAt seven DOn seven( )11.There are _ days in a yearAthree hundred and sixty five Bthree hundred and sixty-fiveCthree hundreds and sixty five Dthree hundreds and sixtyfive( )12Danny lives in _Aroom 404 BRoom 404 C404 room D404 Room( )13Jim is in _Aclass one，grade six Bgrade one，class sixCClass One，Grade Six DGrade One Class Six( )14The bike cost me _ yuanAfive hundred forty Bfive hundreds fourtyCfive hundred and forty Dfive hundred fourty( )15My telephone number is _Aeighty eight two forty four zero nine Beight eight two double four O nineCeighty eight two forty-four zero nine Deight eight two four four zero nine( )16Is there any food for us _?Aten Btenth Cthe tenth Dthe ten( ) 7Mary is _ girlA. an 8 year old B8一yearsold Cthe 8 years old Dan 8一yearold( )18What day is today? _AJune BTuesday CIt is hot DIts fine( )19Whats the date today? _AIts Saturday BIts July CIts fine DIts JuIy 15( )20What time do you get up every day?AIts seven oclock BSeven oclock time CAt seven DOn seven21.The tree is_tall. A. fourteen foots B. fourteen feet C. fourteen foot D. forty foot22.Fifty plus_ . A. fourty is ninety B. forty is ninety C. thirty is ninety D. fifty is ninety23.There are_ students in this school.A. four hundred fifty-two B. four hundreds fifty twoC. four hundred and fifty-two D. four hundreds and fifty-two24.My home is about_ away from the school. A. three hundred metre B. three hundreds metres C. three hundred metres D. three hundred metre25.December is_ and last month in a year. A.the twelveth B.twelve C.the twelfth D.twelfth26._ of the teachers in the school are from colleges. A.Three quarters B.Two-third C.Two fifth D.Two-ninth27.There were two world wars during_ century. A.the twenties B.the twentieth C.twenties D.twentieth28.In the forties, his father served in the New_Army(新四军)，while his mother worked in the_ Route Army(八路军). A. Fourth; Eighth B.Four; Eighth C.Fourth; eight D.Fourth; eighth29.We are learning_ now. A.the twenty-first lessonB.Lesson Twenty-first C.the 21 th lesson D.Lesson 21 st30.He will stay here for_. A.one and half month B.one and a half month C.one months and a half D.one and a half months31.Whats the date today?Its_ . A.nine B.Monday C.June 5 D.11:0032.Would you like to eat_ apples? No, thank you. A.more two B.two more C.two another D.two else33.He said he would come back in_ . A.one or two days B.o or two days C.one and two days D.a day and two34.How often do you write to your parents abroad? _. A.Twice a month B.Second times a month C.A second time a month D.second a time a month35._ people died in the traffic accidents in the world. A. Thousand of B. Thousands of C. Ten thousands of D. Ten thousand of 36