《中考英语语法复习数词课件.pptx》由会员分享，可在线阅读，更多相关《中考英语语法复习数词课件.pptx（37页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、数词2022-2023年初中英语牛津版语法复习一、数词定义数词是表示数目多少和顺序先后的词，分为基数词和序数词两种。二、基数词的表达及用法(1)几十几的基数词的十位数与个位数之间要用连字符“-”连接。38:_(2)三位数的基数词须在百位和十位（若无十位则和个位）之间用and连接.149:_(3)当hundred,thousand,million,billion等词前有具体数词several修饰时，必须用_.表示约数的时候可hundreds/thousands/millions/billions of数词一、数词定义数词是表示数目多少和顺序先后的词，分为基数词和序数词两种。二、基数词的表达及用法
2、(1)几十几的基数词的十位数与个位数之间要用连字符“-”连接。38:_(2)三位数的基数词须在百位和十位（若无十位则和个位）之间用and连接.149:_(3)当hundred,thousand,million,billion等词前有具体数词several修饰时，必须用_.表示约数的时候可hundreds/thousands/millions/billions of数词thirty-eightone hundred and forty-nine单数三、序数词三、序数词1.1.序数词构成序数词构成数词序数序数词构成方法构成方法1-3first(1st)第一；second(2nd)第二；third(
3、3rd )第三4-19在相应的基数词后加-_构成，其中4个拼写有变化：5th-fifth:;8th-eighth;9th-ninth;12th-twelfth整十位数整十位数（除ten)将词尾y_twentieth:thirtieth:fortieth:fiftieth;sixtieth;seventieth;eightieth;ninetieth21以上的多位数词只将未位数变为序数词，前面的其他位数仍用基数词：21st-twenty-first;33rd-thirty-third;56th:fifty-sixth;100th:one hundredth:2586th:twothousand
4、five hundred and eighty-sixth三、序数词三、序数词1.1.序数词构成序数词构成数词序数序数词构成方法构成方法1-3first(1st)第一；second(2nd)第二；third(3rd )第三4-19在相应的基数词后加-_构成，其中4个拼写有变化：5th-fifth;8th-eighth;9th-ninth;12th-twelfth整十位数整十位数整十位数（除ten)将词尾y_twentieth:thirtieth:fortieth:fiftieth;sixtieth;seventieth;eightieth;ninetieth21以上的多以上的多位数位数词只将未
5、位数变为序数词，前面的其他位数仍用基数词：21st-twenty-first;33rd-thirty-third;56th:fifty-sixth;100th:one hundredth:2586th:twothousand five hundred and eighty-sixthth改ie,+th三、序数词2.基数词变序数词的口诀一、二、三，特殊记 first,second,third八去t,九除e,ve要用f替，eighth,nineth,fifth,twelfth.见y变成_,词尾加上_ twentieth若是遇到几十几，只变_就可以 twenty-sixth数词三、序数词2.基数词变
6、序数词的口诀一、二、三，特殊记 first,second,third八去t,九除e,ve要用f替，eighth,nineth,fifth,twelfth.见y变成_,词尾加上_ twentieth若是遇到几十几，只变_就可以 twenty-sixth数词改ieth个位三、序数词3.序数词的用法序数词前一般要加定冠词_,如果序数词前用_时，则表示“又一”；“再一”A famous Chinese postar and actor Mr L set a second Guinness World in 2021.This is not the first time LuHan has entere
7、d the record books.数词三、序数词3.序数词的用法序数词前一般要加定冠词_,如果序数词前用_时，则表示“又一”；“再一”A famous Chinese postar and actor Mr L set a second Guinness World in 2021.This is not the first time LuHan has entered the record books.数词thea/an四、分数、小数，百分数表达法1.分数表达法分数的分子用_,分母用_.如：one third三分之一。当分子大于1时，分母用序数词的_.如：two thirds 三分之二。
8、当分母是2和4时，分别可以用_代替。口诀：_ Only one fifth of the students dont want to go to his concertFour fifths of the students like him.数词四、分数、小数，百分数表达法1.分数表达法分数的分子用_,分母用_.如：one third三分之一。当分子大于1时，分母用序数词的_.如：two thirds 三分之二。当分母是2和4时，分别可以用_代替。口诀：_ Only one fifth of the students dont want to go to his concertFour fif
9、ths of the students like him.数词基数词序数词复数half,quarter子基母序，分子大于1，分母加s四、分数、小数，百分数表达法2.小数表达法小数点读作point,小数点前后的数用基数词表示。Ludo,the longest cat in the world,is 118.33 cm from head to tail.3.百分数表达法百分数用percent表示10percent of the students watched the film Miss Granny.数词四、分数、小数，百分数表达法4.分数、百分数与主谓一致70 percent of the
10、earths surface _(be)covered by water.70 percent of the students in our class _(be)boys.分数、百分数的考查往往和主谓一致相联系。当分数、百分数修饰可数名词的复数时，谓语动词用_形式。当分数、百分数修饰不可数名词时，谓语动词用_形式.数词四、分数、小数，百分数表达法4.分数、百分数与主谓一致70 percent of the earths surface _(be)covered by water.70 percent of the students in our class _(be)boys.分数、百分数的
11、考查往往和主谓一致相联系。当分数、百分数修饰可数名词的复数时，谓语动词用_形式。当分数、百分数修饰不可数名词时，谓语动词用_形式.数词isare复数单数Name Lilieput;13.34cm tallName Lilieput;13.34cm tall数词Name Zesus;112 cm tallName Zesus;112 cm tall5.5.倍数表达法倍数表达法（1 1）“A+“A+倍数倍数+as+as+形容词或副词的形容词或副词的_+as+B”,_+as+B”,表示表示”A”A正好是正好是B B的多少倍的多少倍“。Name Lilieput;13.34cm tallName Li
12、lieput;13.34cm tall数词Name Zesus;112 cm tallName Zesus;112 cm tall5.5.倍数表达法倍数表达法（1 1）“A+“A+倍数倍数+as+as+形容词或副词的形容词或副词的_+as+B”,_+as+B”,表示表示”A”A正好是正好是B B的多少倍的多少倍“。原级数词5.5.倍数表达法倍数表达法（2 2）“A+“A+倍数倍数+形容词或副词的比较级形容词或副词的比较级+_+B”,+_+B”,表示表示”A”A比比B B大（长、高、宽大（长、高、宽等）多少倍等）多少倍“。（2 2）“A+“A+倍数倍数+the size/height/lengt
13、h/whidth+_+B”,+the size/height/length/whidth+_+B”,表示表示”A”A正好是正好是B B的的多少倍多少倍“。数词5.5.倍数表达法倍数表达法（2 2）“A+“A+倍数倍数+形容词或副词的比较级形容词或副词的比较级+_+B”,+_+B”,表示表示”A”A比比B B大（长、高、宽大（长、高、宽等）多少倍等）多少倍“。（2 2）“A+“A+倍数倍数+the size/height/length/whidth+_+B”,+the size/height/length/whidth+_+B”,表示表示”A”A正好是正好是B B的的多少倍多少倍“。thanof
14、About _of the carth _ covered with water,but we have About _of the carth _ covered with water,but we have less and less available fresh water.less and less available fresh water.A.three-fourth;is B.three-fourths;isA.three-fourth;is B.three-fourths;isC.three-fourth;are D.three-fourths;areC.three-four
15、th;are D.three-fourths;are课堂测验About _of the carth _ covered with water,but we have About _of the carth _ covered with water,but we have less and less available fresh water.less and less available fresh water.A.three-fourth;is A.three-fourth;is B.three-fourths;is B.three-fourths;isC.three-fourth;are
16、D.three-fourths;areC.three-fourth;are D.three-fourths;are课堂测验Susan lives on the _ floor and we are neighbors.Susan lives on the _ floor and we are neighbors.A.four B.fourthA.four B.fourthC.fourteen D.fortyC.fourteen D.forty课堂测验Susan lives on the _ floor and we are neighbors.Susan lives on the _ floo
17、r and we are neighbors.A.four A.four B.fourthB.fourthC.fourteen D.fortyC.fourteen D.forty课堂测验They planted _ trees on Tree Planting Day.They planted _ trees on Tree Planting Day.A.thousands of B.thousand ofA.thousands of B.thousand ofC.five thousands D.five thousand ofC.five thousands D.five thousand
18、 of课堂测验They planted _ trees on Tree Planting Day.They planted _ trees on Tree Planting Day.A.thousands ofA.thousands of B.thousand of B.thousand ofC.five thousands D.five thousand ofC.five thousands D.five thousand of课堂测验五、时间日期表达法1.年月日表达法数词五、时间日期表达法1.年月日表达法数词基数词基数五、时间日期表达法1.年月日表达法数词五、时间日期表达法1.年月日表达法
19、数词读出来五、时间日期表达法2.Bigtoe,2.3 metres tall,is a motorecle that once held the Guinness World Record in the category of Tallest Rideable Motorcycle.Tom Wiberg,from Sweden,built it in the 1890s.20世纪70年代_数词五、时间日期表达法2.Bigtoe,2.3 metres tall,is a motorecle that once held the Guinness World Record in the categ
20、ory of Tallest Rideable Motorcycle.Tom Wiberg,from Sweden,built it in the 1890s.20世纪70年代_数词in the 1970s五、时间日期表达法3.年龄表达法数词Tom Wiberg created the worlds smallest Tom Wiberg created the worlds smallest motorbike in his thirties.motorbike in his thirties.五、时间日期表达法3.年龄表达法数词在某人十多岁的时候在某人十多岁的时候 in ones _ in
21、 ones _在某人二十多岁的时候在某人二十多岁的时候 in ones _ in ones _在某人三十多岁的时候在某人三十多岁的时候 in ones _ in ones _五、时间日期表达法3.年龄表达法数词在某人十多岁的时候在某人十多岁的时候 in ones _ in ones _在某人二十多岁的时候在某人二十多岁的时候 in ones _ in ones _在某人三十多岁的时候在某人三十多岁的时候 in ones _ in ones _teenstwentiesthirties1.On my _ birthday,I got a guitar as a gift from my fath
22、er.1.On my _ birthday,I got a guitar as a gift from my father.A.twelve B.twelfthA.twelve B.twelfthC.the twelve D.the twelfthC.the twelve D.the twelfth2.Alice felt happy to receive some gifts on _ birthday2.Alice felt happy to receive some gifts on _ birthdayA.twelve B.twelfth C.the twelfth D.nextA.t
23、welve B.twelfth C.the twelfth D.next3.During the May Day holiday,we stayed in a mountain village with 3.During the May Day holiday,we stayed in a mountain village with _ trees around._ trees around.A.thousand of B.thousand C.thousands D.thousands ofA.thousand of B.thousand C.thousands D.thousands of
24、课堂测验1.On my _ birthday,I got a guitar as a gift from my father.1.On my _ birthday,I got a guitar as a gift from my father.A.twelve A.twelve B.twelfthB.twelfthC.the twelve D.the twelfthC.the twelve D.the twelfth2.Alice felt happy to receive some gifts on _ birthday2.Alice felt happy to receive some g
25、ifts on _ birthdayA.twelve B.twelfth A.twelve B.twelfth C.the twelfth C.the twelfth D.next D.next3.During the May Day holiday,we stayed in a mountain village with 3.During the May Day holiday,we stayed in a mountain village with _ trees around._ trees around.A.thousand of B.thousand C.thousands A.th
26、ousand of B.thousand C.thousands D.thousands of D.thousands of课堂测验4.Two_ students_to the opening ceremony last Friday.4.Two_ students_to the opening ceremony last Friday.A.hundreds;were invited B.hundred,were invitedA.hundreds;were invited B.hundred,were invitedC.hundreds of;invited D.hundred of;inv
27、itedC.hundreds of;invited D.hundred of;invited5.-Jack,I want to go to _ to see a dentist Could you tell me 5.-Jack,I want to go to _ to see a dentist Could you tell me the address?the address?-No problem.-No problem.A.Room 606 B.No.2 Hospital C.Fifth Avenue D.Bus No.5A.Room 606 B.No.2 Hospital C.Fif
28、th Avenue D.Bus No.5课堂测验4.Two_ students_to the opening ceremony last Friday.4.Two_ students_to the opening ceremony last Friday.A.hundreds;were invited A.hundreds;were invited B.hundred,were invitedB.hundred,were invitedC.hundreds of;invited D.hundred of;invitedC.hundreds of;invited D.hundred of;invited5.-Jack,I want to go to _ to see a dentist Could you tell me 5.-Jack,I want to go to _ to see a dentist Could you tell me the address?the address?-No problem.-No problem.A.Room 606 A.Room 606 B.No.2 Hospital B.No.2 Hospital C.Fifth Avenue D.Bus No.5 C.Fifth Avenue D.Bus No.5课堂测验