英语中考冀教版中考英语 数词 课件 (共25张PPT).ppt

1、中考总复习之数词洪家中学李文丽努力学习是成功的种子数词数词：表示事物的数量和顺序的词。分类：1.基数词 2.序数词 1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 第一1st 第二2nd 第三3rd 第四fourth 4th 第五5th 第六sixth 6th 第七seventh 7th 第八8th 第九9th firstsecondthirdfifth nintheighth10 ten tenth 10th 11 eleven eleventh 11th 12 twelve twelfth 12th 13 thi

2、rteen thirteenth 13th 14 fourteen fourteenth 14th 15 fifteen fifteenth 15th 16 sixteen sixteenth 16th 17 seventeen seventeenth 17th 18 eighteen eighteenth 18th 19 nineteen nineteenth 19th 20 twenty twentieth 20th 21 twenty-one twenty-first 21th 22 twenty-two twenty-second 22th 30 thirty thirtieth 30

3、th 40 forty fortieth 40th 50 fifty fiftieth 50th 80 eighty eightieth 80th 100 one hundred one hundredth 100th一.基数词1)数字的写法和读法：十位与个位之间要加连字符“-”；百位和十位之间要加and三位数以上的数，从个位往前数，每三位数加一个逗号“，”，从后往前数的第一个逗号代表thousand,第二个逗号代表million,第三个逗号是billion eg:100,1,230,52,378 673,198,302 注意:这几个词不能用复数形式，后也不能加and。2)表示具体、准确的数目

4、时，hundred,thousand,million,billion等数词后不能加-s,如:five hundred,six thousand,seven million3）当hundred,thousand,million,billion与of连用，表示不具体、不准确的数目时词尾须加-s。如：thousands of students,millions of carseg:When spring comes,_trees are planted in our city.A.a million of B.millions of C.two millions D.million of B特殊用法

5、 1.表示年 代 in the+数词的复数，意为 在年代，如：in the 1980s 在二十世纪八十年代在十九世纪三十年代 写作_ the six century译 _ in the early 1920s_ 2.表示岁数13岁至19岁用teens 表示在某人几十岁时例如：用in ones thirties 表示在某人三十几岁时，指从30岁到39岁。在他五十多岁时_in the 1830s六世纪在二十世纪二十年代初期in his fifties 3.表示事物的编号基数词放到名词的后边,该名词一般要大写；序数词放到名词的前面，加定冠词。第一课 Lesson 1/the first lesson

6、.第三排 Row 3/the third row 4.年、月，日表达方法。“年”用基数词，“日”用序数词，前要加定冠词。读的顺序是月日年。1990年5月2日读作：May the second,nineteen ninety。-When was he born?-He was born _.A.in 1988 June 6 B.on June 6,in 1988 C.in June 6,1988 D.on June 6,1988 D（三）分数的表达方法 表示分数时，分子用基数，分母用序数，分子大于1，分母用复数。分数修饰名词时，后用of短语。1/2,1/4分别用 a half和a quarter

7、表示。如：1/3 one third of teachers 3/7 three sevenths of the boys巩固练习：a half _ three quarters _ two thirds_ five fifths _ （四）“基数词名词形容词”结构“基数词名词形容词”只能放在名词前作定语。如：She is a 3-year-old girl.They live in a 7-storey-high building.注：这种结构中名词不能用复数，同时只能作定语。用作表语时，不用连字符，名词有复数。如：Tony is 10 years old this year.Tony is

8、 a 10-year-old boy.Jennys sister is a _ girl.A.1.7 metre tall B.1.7-metre-tall C.1.7-metres-tall D.1.7 metres tall 数词的用法1.数字表示时刻 a.整点 7:00 读作 seven oclock 或 seven.b.用 past 表示“几点过几分”8:10读作 eight ten/ten past eight c.用 to 表示几点差几分4:50 读作 ten to five d.用 half 表示半小时 5:30读作five thirty/half past five e.正好十

9、五分钟 也可用 quarter 1:15 读作a quarter past one 基础抢答题中考典型题附加冒险题 Room168可以写成：Room No.168 或者 the No.168 Room 吗？(2分)可以 Lesson_(九)is the most difficult lesson in Book 3.nine The old man began to learn to drive a car at the age of _ A.sixty B.the sixieth C.sixty years old D.sixties解释：at the age of 后面跟具体的数字，为固定

10、用法A“2,146”用英语怎么读？two thousand,one hundred and forty-six请问“Zero”有没有序数词?没有返回1.基数词和序数词 Dick,it is the _ time in _ days that youve made the same mistake.A.two,three B.second,three C.two,third D.second,third解题技巧本题的第一空表示顺序用序数词second；第二空用基数词three，答案为B。B2.分数 It is said that the gravity(引力)on Mars is only ab

11、out _ of the gravity on earth.A.threeeighths B.thirdeight C.threeeights D.thirdeight 解题技巧以此立意的试题考查考生能否正确使用分数：，如two thirds或two-thirds；当分数修饰名词作定语时，后要跟of，如：two thirds of students 三分之二的学生本题的选项中只有A项正确。A3.hundred,thousand,million,billion等单位数词 How many people will come to Beijing next year?Its hard to say,

12、_ people,I think.A.million of B.millions of C.three millions D.three millions of 解题技巧以此立意的试题考查考生能否正确使用hundred等单位数词。本题中只有B项正确。B4.“基数词名词形容词”结构 In the past twenty years,many tall buildings have been built in our city.look!This is a _ A.70-floor building B.70-floors building C.70-floor buildings D.70 fl

13、oors building 解题技巧 “基数词可数名词单数”中间用连字符连接，一般用作定语修饰名词，相当于“数词名词所有格”返回 -Which is the smallest number of the four?-_ A.two-thirds B.A half C.A quarter D.Three-fourths解题思路:1/41/22/33/4 (C)(B)(A)(D)C中考演练1.The library in the school isnt large.There are only _books in it.A.six thousand,five hundred and forty-o

14、ne B.six thousand and five hundred and forty-one C.six thousands five hundred forty and one D.six thousand,five hundreds and forth oneDA2.In our school more than _ boys _ like English.A.two fifths;dont B.two fives dont C.two fifths doesnt D.scond five doesnt 3.The car cost me _dollars.A.eight thousa

15、nds B.eight thousand of C.eight thousands of D.thousands of D 4.The Olympics Games are held _.A.every four years B.every four year C.every fourth years D.every four-year 5._the students in our school is about two thousand,and _of them _girls.A.A number of;two third ;are B.The number of;two thirds;is C.A number of;two thirds;is D.The number of;two thirds;are A D Homework:1.课后巩固数词的用法.2.作文:2010年4月14 日，玉树发生7.1级地震，造成巨大生命和财产损失，毁坏200多所学校,3000多所房子,数千人无家可归他们需要帮助.请以“Everyone needs help”为题写一篇不少于80个词的英语短文，记叙相互帮助的故事,并简单地谈谈你的感受。