1、数量，计量，时间，距离，复合结构作定语，倍数，世纪，日期，年龄，编号等。表示顺序，前the或形物代表示“再一,又一”，前a/an分子基数词,分母序数词,分子1,分母s分数修饰名词，谓语单复数有名词决定。表示确切的数，不s表示大概的数，要s，并与of连用数词考点一考点一 基数词基数词 1.基数词:表示人或物的数量。其形式如下：A A012012zero,onezero,one，twotwo，threethree，fourfour，fivefive，sixsixsevenseven，eighteight，ninenine，ten,ten,eleveneleven，twelvetwelveB B 1
2、1191119（找规律）（找规律）fourteenfourteen，sixteensixteen，seventeenseventeen，eighteeneighteen，nineteennineteenthirteenfifteenC.20 90 90（之间的整十数）v20 twentyv30 thirtyv40 fortyv50 fiftyv60 sixtyv70 seventyv80 eightyv90 ninety以以-ty-ty结尾结尾D D 21992199（整十数除外）21 32435498表示几十几时，在十位和个位之间添加连字符表示几十几时，在十位和个位之间添加连字符“-”-”t
3、wenty-oneforty-threefifty-fourninety-eightE百位数百位数三位数以上的基数词，在三位数以上的基数词，在百位和十位百位和十位一般一般要用要用“and”连接。连接。101 648 F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，第二个，第二个“，”为为million，第三个，第三个“，”为为billion。如：如：1,234,567,890one/a hundred and onesix hundred and forty-eigh
4、t考点二考点二 序数词：序数词：表示人或者物的顺序.基变序口诀：v基变序，有规律，词尾加上th；v一二三，特殊记，(first,second,third),th从四起；v八去t,九去e,ve要用f替v整十基数变序数，先把ty变tie;v要是遇到几十几，只变个位就可以。first first 1 1stst secondsecond 2 2ndnd thirdthird 3 3rdrd four fourthth 4th 4th fifth fifth 5th 5th six sixthth 6th 6th seven seventhth 7th 7th eighth eighth 8th 8t
5、h ninth ninth 9th 9thtwelfth 12thtwentieth 20ththirtieth 30thfortieth 40thfiftieth 50thsixtieth 60thseventieth 70theightieth 80thninetieth 90th 序数词前面一般加定冠词the（序数词前若有形容词性的物主代词、名词所有格等限定词，则不用加the。）第第1818年年第第1 10000个人个人在他第在他第4040个生日个生日 the eighteenth yearthe one hundredth person on his fortieth birthday
6、1 1 Please turn to Page _ and read the _ story.Please turn to Page _ and read the _ story.A.Tenth,third B.Ten,third C.Ten,three D.Tenth,three A.Tenth,third B.Ten,third C.Ten,three D.Tenth,three2 The apartment has _ floors and I live on the _ floor with my family.2 The apartment has _ floors and I li
7、ve on the _ floor with my family.A.twelve,twelve B.twelve,twelfth D.twelfth,twelfth A.twelve,twelve B.twelve,twelfth D.twelfth,twelfth3 We are preparing programs to celebrate our countrys _ birthday.3 We are preparing programs to celebrate our countrys _ birthday.A.seventy B.seventieth C.seventeenth
8、 A.seventy B.seventieth C.seventeenth4 His mother took him to visit the Great Wall on his _ birthday.4 His mother took him to visit the Great Wall on his _ birthday.A.nine B.nineth C.ninth A.nine B.nineth C.ninth5 He has failed _ times,but he wont give up a _ chance.5 He has failed _ times,but he wo
9、nt give up a _ chance.A.third,four B.three,fourth C.third,fourth A.third,four B.three,fourth C.third,fourthBBBBC考点三考点三 分数的用法分数的用法分子基数词分子基数词,分母序数词分母序数词,分子分子1,1,分母分母s s。分数修饰名词，分数修饰名词，谓语单复数谓语单复数由名词决定由名词决定1 About _ of the students dont like studying online 1 About _ of the students dont like studying on
10、line in my class,because they cant discuss with their classmates.in my class,because they cant discuss with their classmates.A.one three A.one three B.one thirds B.one thirds C.one third C.one third2 _ of the students in our class _ going to the summer 2 _ of the students in our class _ going to the
11、 summer camp in Beijing next week.camp in Beijing next week.A.Two fifths,are A.Two fifths,are B.Second fifths,are B.Second fifths,are C.C.Two fifths,isTwo fifths,is3 About _ of our classmates _ glasses.3 About _ of our classmates _ glasses.A.two third,wear A.two third,wear B.second three,wears B.sec
12、ond three,wears C.two thirds,wear C.two thirds,wearCAC考点四考点四 复合形容词结构：复合形容词结构：基数词+连字符+单数名词1.She is a _ girl.A.six-years-old B.six-year-old C.six years old2.She is _ years old.BA A.six B.sixth3.-How far is it from Beijing to Haikou?-Its a _ flight from Beijing to Haikou.A.3-hour-longB.3 hours longC.3
13、hours long 4.Tom,a _ boy,can speak English quite well.He wants to learn_ language next term.A.twelve-years-old;secondB.twelve year old;the secondC.twelve-year-old;a secondAC考点五考点五.时间的表达方式时间的表达方式 1顺读法顺读法。即先读小时，再读分钟。即先读小时，再读分钟 如：如：4：10 读成读成 8：36 读成读成2逆读法逆读法。即先读分钟，再读小时。即先读分钟，再读小时分钟小于分钟小于30的用的用“past”，即，
14、即分钟分钟+past+时钟时钟，中文译为中文译为“几点过几分几点过几分”如：如：5:10（5点过点过10分）读成分）读成 2:02（2点过点过2分）分）读成读成four teneight thirty-sixten past fivetwo past two分钟超过分钟超过30（不包括（不包括30分钟）即分钟）即“60-分钟数分钟数+to+钟点数钟点数+1”（中文译为：几点差几分中文译为：几点差几分）如：如：7：45（八点差（八点差15分）分）读成读成 1：58（两点差（两点差2分）分）读成读成注意注意：半小时用半小时用“half”,一刻钟用一刻钟用“quarter”。一刻钟一刻钟 a qua
15、rter 三刻钟三刻钟 three quarters 如：如：4:30 读成读成 9:45 读成读成 a quarter to tentwo to twohalf past fourfifteen to eight特别注意：特别注意：一个半小时的表达方式：一个半小时的表达方式：one/an hour and a half one and a half hours一般编码用一般编码用 单数名词单数名词 +基数词基数词207207房房 三年级一班三年级一班第一课第一课3 3 号汽车号汽车第二中学第二中学R Room 207 oom 207 C Class lass OOne ne GGrade r
16、ade T ThreehreeL Lesson esson OOne ne=the first lesson=the first lesson B Bus us NNo.3 o.3=the No.3 busthe No.3 busNNo.2 Middle Schoolo.2 Middle School表示确切的数，不s表示大概的数，要s，并与of连用概数词概数词1 The ice and snow in Harbin is beautiful,so every winter1 The ice and snow in Harbin is beautiful,so every winter _ t
17、ourists come here._ tourists come here.A.two million of A.two million of B.millions of B.millions of C.million of C.million of2 Last weekend,_ people in our city took part in the 2 Last weekend,_ people in our city took part in the volunteer activity to help protect the environment.volunteer activity to help protect the environment.A.two thousand of A.two thousand of B.two thousands B.two thousands C.two thousand C.two thousandBC谢谢观看作者：龄龄呢THANK YOU
