中考专项复习之数词PPT课件.ppt

Numbers2018中考英中考英语语 专项专项复复习习 数数词词1.一一.基数基数词词、序数、序数词词二二.数数词词的表示法的表示法2.基数基数词词 3.1.基数基数词词表示数目的表示数目的词词称称为为基数基数词词。其形式如下：其形式如下：A110one，two，three，four，five，sixseven，eight，nine，tenB 1119eleven，twelve，thirteen，fourteen，fifteen，sixteen，seventeen，eighteen，nineteen4.C 2199 表示几十几时，在十位和个位之间添加连字符“-”21 32435465768798twenty-oneforty-threethirty-twofifty-foursixty-fiveseventy-sixeighty-sevenninety-eight5.D百位数百位数三位数以上的基数三位数以上的基数词词，在百位和十位一般，在百位和十位一般要用要用“and”连连接。接。101 320 648 E千位数以上千位数以上从数字的右端向左端数起，从数字的右端向左端数起，每三位数加一个逗号每三位数加一个逗号“，”。从右开始，第一个。从右开始，第一个“，”为为thousand，第二，第二个个“，”为为million，第三个，第三个“，”为为billion。如：如：1,234,567,890one/a hundred and onethree hundred and twentysix hundred and forty-eightone billion two hundred and thirty-four million five hundred and sixty-seven thousand eight hundred and ninety6.“1509”(1)If it is an amount(数量)(2)1,509 reads like this(3)one thousand five hundred and nine(2)If it is a date(日期)15 09 reads like this fifteen zero nine(3)If it is a telephone number(电话号码)1509 reads like this 15101510one five o nine “0”在英在英语语里里读读成成“o”or“zero”7.1.hundred thousand (表示具体数字表示具体数字)million billion2.hundreds thousands (表示概数表示概数)millions billions三三.基数基数词词的用法的用法数数词词twotwo(several)+)+ofsome/many hundreds of8.1)基数词表示确切的数时，不用复数形式.2)表示不确切数，如成百、成千上万，则用复数。There are hundreds of people in the hall320 three hundred and twenty9.3人的不确切岁数或年代，用几十的复数形式。He became a professor in his thirtiesIt was in the 1960s4基数词的句法功能可作主语、宾语、定语、表语、同位语。The two happily opened the box（作主语）They three tried to finish the task（作同位语）10.1.If a=3,b=4,whats the answer to the problem,a+2ab+1=?the answer is_.A.twenty eight B.twenty-eighth C.twenty-eight2.In our school several _ students are able to search the Internet.A.hunderd of B.hunderds of C.hundred11.3.Many _ sheep were killed in the accident.A.thousands of B.thousand C.thousands4.There are over nine _ workers in the factory,but _ of young people hope to work in it.A.hundred;hundreds B.hundreds;hundreds C.hundreds;hundred12.月日年月日年 在在2008年年10月月1日日四四.数数词词的表示法的表示法 年月日年月日on Octorber the first,two thousand and eight日日the+序数序数词词月月（首字母大写）（首字母大写）月日与年之月日与年之间间用用 ，分开分开年年（两位两位（两位两位读读）on August the ninthin May,two thousand and ten有日用有日用 on 无日用无日用inon Oct.1st,2008 月日月日 在在8月月9日日 月年月年 在在2010年年5月月13.1.The accident happened on_.A.April 5,2001 B.2001,April 5 C.April 2001,52.I was born _.A.in March 8,1993 B.on July 9,1994 C.on May,199514.20世纪90年代in the 1990s在他50多岁时in his fifties四四.数数词词的表示法的表示法 年代世年代世纪纪in thein ones+整十基数词复数在某人几十岁时nineteen nineties15.1.There will be more chances in _ century than in _ century.A.twenty-one,twenty B.twenty-first,twentieth C.the twenty-first,the twentieth2.The city changed a lot _.A.in 1980s B.in the 1980s C.in the 198016.3.He graduated in _ of _ century.A.the sixtieth;twenty B.sixty;the twentieth C.the sixties;the twentieth4.He got the prize _.A.in his fifties B.in fifties C.in his fifty17.时间时间和和钟钟点点18.时间时间的表达方式的表达方式 1直接表达法。即先直接表达法。即先读读小小时时，再，再读读分分钟钟 如：如：4：10 读读成成 8：36 读读成成2逆逆读读法。即先法。即先读读分分钟钟，再，再读读小小时时分分钟钟小于小于30的用的用“past”，中文中文译为译为“过过”。即分即分钟钟+past+时钟时钟，中文中文译为译为“几点几点过过几分几分”如：如：5:10（5点点过过10分）分）读读成成 2:02（2点点过过2分）分）读读成成four teneight thirty-sixten past fivetwo past two19.分分钟钟超超过过30（不包括（不包括30分分钟钟）用）用“to”（中文（中文译为译为“差差”）即即“60-分分钟钟数数+to+钟钟点数点数+1”（中文中文译为译为：几点差几分：几点差几分）如：如：7：45（八点差（八点差15分）分）读读成成 1：58（两点差（两点差2分）分）读读成成3半小半小时时用用“half”,一刻一刻钟钟用用“quarter”。注意：一刻注意：一刻钟钟 a quarter 三刻三刻钟钟 three quarters 如：如：4:30 读读成成 9:45 读读成成 a quarter to tentwo to twohalf past fourfifteen to eight特特别别注意：一个半小注意：一个半小时时的表达方式：的表达方式：one/an hour and a half one and a half hours20.Can you read them?1:30 2:15:3:456:387:259:50one thirtyhalf past onetwo fifteena quarter/fifteen past twothree forty-fivea quarter/fifteen to foursix thirty-eighttwenty-two to seventwenty five past sevenseven twenty-fiveten to tennine fifty三年半的两种表达方式三年半的两种表达方式:three years and a halfthree and a half years21.1.Its already 7:40 now.When will the film start?_.We still have five minutes.A.A quarter to seven B.Seven past forty-five C.A quarter to eight22.15分子分子 基数基数词词分母分母 序数序数词词one fifth27分子分子 1分母分母+stwo sevenths14分子分子 a分母分母 quartera quarter34three quarters12a half13three and one third3基数基数词词+and+分数分数四四.数数词词的表示法的表示法 分数百分数分数百分数23.分数、百分数、小数的表达方法分数、百分数、小数的表达方法（以分数（以分数考法考法较为较为常常见见）1.分数分数:分子用基数分子用基数词词，分母用序数，分母用序数词词，分子，分子大于一，分母加大于一，分母加s1/2 读读作作 2/3 读读作作1/13 读读作作 3/4 读读作作2小数小数,百分数的百分数的读读法法:小数点小数点读读成成point 3.6 读读作作百分号百分号%读读成成 percent 50%读读作作one second（a half）two thirds 或者或者 two-thirdsone thirteenththree fourths或者或者three-quartersthree point sixfifty percent24.80%基数基数词词+percenteighty percenthalf/(百百)分数分数+of+可数名可数名词词复数复数 谓语动词谓语动词用复数用复数half/(百百)分数分数+of+不可数名不可数名词词谓语动词谓语动词用用单单数数3.78three point seven eight25.1._ of the students _ boys in Class A.Two three;are B.Two thirds;are C.Two thirds;is2._ of her money _ spent on clothes.A.Two three;are B.Two thirds;is C.Two third;is3._ the teachers in our school is about one hundred,and _ of them are women teachers.A.The number of;two third B.The number of;two thirds C.A number of;two thirds26.一个半小一个半小时时两个半小两个半小时时 two and a half hours=two hours and a half one and a half hours=one hour and a half四四.数数词词的表示法的表示法 半的表示法半的表示法1.The boy always stays there for _.A.one and half hour B.one and a half hour C.one and a half hours2.The old man drank_ beer.A.two bottles and a half B.two and a half bottle C.two bottle and a half27.一倍一倍 once，两倍，两倍 twice，三倍三倍 three times (三倍或以上三倍或以上 基数基数词词times)四四.数数词词的表示法的表示法 倍数倍数 This box is five times as big as that one.=This box is four times bigger than that one.A+be+倍数倍数+as+adj.原原+as+B.A是是B的的 倍倍 C+be+倍数倍数+adj.比比+than+D.C比比D 倍倍28.1.This building is _ that building.A.three time as tall as B.twice taller than C.three times as taller as2.我的箱子比你的重六倍我的箱子比你的重六倍!My box is _ yours.six times heavier thanseven times as heavy as29.The winner is _.He is an _ boy.A.eight-year-old;eight years old B.eight years old;eight-year-old C.eight-years old;eight-year-old He came to China _.A.at the age of 20 B.when he is 20 C.at age of 20四四.数数词词的表示法的表示法 年年龄龄30.The river is about _.A.6,000 meters long B.6,000-meters-long C.6,000-meter-long四四.数数词词的表示法的表示法 计计量量be+数数词词+量量词词+形容形容词词31.10.He went down to the village which was _miles away from the city.A.three hundreds B.three hundredC.three hundreds ofB.three hundred32.6The wall is_.Afour meters long Bfour meter long Cfour-meter long7Whats the date today?Its_AMarch the eight BMarch eighthCeight，March8It happened in the 1040sA in the forties of the eleventh centuryB in the forties of the tenth centuryC in the forty9About_ of the earths surface is covered with water.A.three-fours B.three-fourth C.three-fourthsAfour meters longBMarch eighthA in the forties of the eleventh centuryC.three-fourths33.选择填空。1March is _month of a yearA a three B the third C a third2We will have a meeting at 8:05_Afive to eight Beight five Ceight o five3Eight plus eight is_.Asixteen Bsixty-four Cone4He is an _boyAeight years Beight-year-old Ceight-years-old5We will have a_ walkAten minutes Bten minutes Cten-minutesB the thirdCeight o fiveAsixteenBeight-year-oldBten minutes34.四、加减乘除表示法1.“加加”用plus，and或add表示 How much is two plus three?It is fiveTwo and three is equal to five2.“减减”用 minusHow much is ten minus six?3.“乘乘”multiply3X4?How much is three times four?4.“除除”用divide的过去分词形式表示164=?How much is sixteen divided by four?35.2more还可与a little，a few，a lot，several等词连用（1）There are many more dictionaries on the desk课桌上有许多词典。（2）Would you like some more tea？再喝点茶好吗？4.名词省略 如果前后意思清楚，another或more后面的名词可以省去。如：1I climbed the stairs slowly，carrying a big suitcase，my father following with two more36.1Tony is going camping with _boys next SundayAlittle two other Btwo little other Ctwo other little Dlittle other two 3Do you know where he found the other two photos？另外两张照片 3.more 1more1）She has got five more electric fans她还有五台电扇。37.another,other,more修修饰饰数数词词的用法的用法1.another A)another+名词单数 B)表“另外的、额外的、附加的时，+few或具体数字的复数 1Have you finished your report yet？No，I will finish it in 10 minutes Aanother BOther Cmore Dless 2The strike may last another three days罢工可能还要持续三天。2.other+复数名词，置于数词之后B)但与定冠词the连用时，other要放在数词前。38.序数序数词词39.1.序数序数词词一般由基数一般由基数词词后加后加th构成，前面一构成，前面一般加定冠般加定冠词词the。第第18第第2002.以以y结结尾的基数尾的基数词词构成序数构成序数词时词时，先把，先把y改成改成i，再加，再加eth。第第50 第第203.不不规则规则的序数的序数词词有以下几个有以下几个first,second,third,fifth,eighth,ninth,twelfth（一定要（一定要记住）住）the eighteenththe two hundredththe fiftieththe twentieth40.first 1st second 2nd third 3rd fourth 4th fifth 5th sixth 6th seventh 7th eighth 8th ninth 9thtwelfth 12thtwentieth 20ththirtieth 30thfortieth 40thfiftieth 50thsixtieth 60thseventieth 70theightieth 80thninetieth 90th41.C序数词的缩写形式:阿拉伯数字后加上th。irstlst second2nd third3rdfourth4th twentieth20thtwenty-third23rdD序数词的句法功能序数词在句中可作主语、宾语、定语和表语。The second is what I really need（作主语）He choose the second（作宾语）We are to carry out the first plan（作定语）She is the second in our class（作表语）42.4.表示第几十几表示第几十几时时，十位用基数，十位用基数词词，个位用序数个位用序数词词，十位和各位用，十位和各位用连连字符字符-连连接接第三十一第三十一第六十五第六十五 第七十四第七十四 第九十九第九十九第八十二第八十二thirty-firstsixty-fifthseventy-fourthninety-nintheighty-second43.5.编号的三种表示法号的三种表示法1）名）名词词基数基数词词 Lesson Three2）the序数序数词词名名词词 the third lesson3）名）名词数字数字 Lesson 3如：如：5班班Class Five=the fifth class=Class 544.一般一般编码编码用用 名名词词+基数基数词词207房房 三年三年级级一班一班第五部分第五部分第一第一课课3 号汽号汽车车第一中学第一中学Room 207 Class one Grade threepart five=the fifth partlesson one=the first lesson Bus No.3=the No.3 busNo.1 Middle School四四.数数词词的表示法的表示法 编编号号45.1、This is Mr Whites _ visit in Beijing.He has been there twice before.A.two B.second C.three D.third2、There are _ months in a year.October is the _ month.A.twelve,ten B.twelfth,tenthC.twelve,tenth D.twelfth,ten3、There are _ people in Peters family.They live on the _ floor in tall building.A.six,eighteen B.six,eighteenthC.sixth,eighteenth D.sixth,eighteen46.4、_ is the easiest of all.A.Lesson one B.The Lesson oneC.Lesson First D.The first lesson5、The foreign guests stayed in _ last night.A.Room 608 B.the Room 608C.the 608 room D.608 the room47.注：通常前面要加定冠词 the；但出现不定冠词a或an时，则表示“再”，“又”。Well go over it a second time48.特特别说别说明：明：1、世、世纪纪、年代、年份、月份、年代、年份、月份时时，用介，用介词词in2、某一天、星期前用介、某一天、星期前用介词词on3、某一天早晨、下午或晚上、某一天早晨、下午或晚上时时，用介，用介词词on。1、_ a cold morning，the old man died lonely in his house2、The girl was sent to hospital _ the morning of March 20.3、My son was born _ October 2010.4、People are very poor _ the fifties.Ononinin49.分数，小数，分数，小数，百分比百分比50.热门热门考点一：考点一：hundred、thousand、million、billion的考的考查查方法方法1和和“of”连连用，前面不能有具体的数用，前面不能有具体的数,而且而且这这四个四个词词的本身必的本身必须须用复数。如用复数。如 hundreds of 数以百数以百计计的的 thousands of 数以千数以千计计的的 millions of 数以百万数以百万计计的的 billions of 数以十数以十亿计亿计的的 many hundreds of students.好几百个学生好几百个学生2当它当它们们的前面有具体的数修的前面有具体的数修饰时饰时,其本身即不能用复数，其本身即不能用复数，不能和不能和“of”连连用。用。two thousand students 两千名学生两千名学生 five hundred cars 五百五百辆车辆车 51.1、By the end of last year,we had planted about five _ trees.A.hundred B.hundreds C.hundred of D.hundreds of2、_ books must be produced for the children.A.many thousands B.many thousands ofC.many thousand of D.many thousand52.热门热门考点二：其它重要表达方式的考法考点二：其它重要表达方式的考法1.在某人多少在某人多少岁岁 in+ones+几十的复数形式几十的复数形式 eg:My parents are in their fifties.2a five-year-old boy an eight-year-old girl3100-meter-long bridge (100米米长长的的桥桥)10 meters deep (10米深米深)4ten-minute walk=ten minutes walk5.two more hours=another two hours.53.()1、The has written a _ compositionAthree-hundred-word Bthree-hundred-wordsCthree hundreds wordsDthree hundreds word()2、Every day the old woman sits here for _.A.one and half hour B.one and a half hourC.one hours and a half D.one and a half hours()3、He became very rich _.A.in his fortyB.in the fortiesC.in his forties D.in the forty()4、Mary is _ girl.A.an 8 year-oldsB.an 8-year-oldC.an 8-years-old D.a 8-year-old ADCB54.()5、Guangzhou Tower is almost _A600 meter high B600 meters highC600-meters-highD600-meter-high()6、Have you got enough books?No.I need _.A.ten more B.more tenC.ten another D.other tenBA55.选择填空。1March is _month of a yearA a three B the third C a third2We will have a meeting at 8:05_Afive to eight Beight five Ceight o five3Eight plus eight is_.Asixteen Bsixty-four Cone4He is an _boyAeight years Beight-year-old Ceight-years-old5We will have a_ walkAten minutes Bten minutes Cten-minutesB the thirdCeight o fiveAsixteenBeight-year-oldBten minutes56.