安徽省2019中考英语二轮复习第2部分专题研究专题4数词课件20190118124.ppt

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1、核心考点精讲,20142018年安徽中考数词考点分布,2018年安徽纲要附录 语法项目表 数词就是用于表示数目的多少或顺序先后的词,分为基数词和序数词两种。表示数量的数词是基数词;表示顺序的数词是序数词。 安徽近五年来中考试题的单项选择中没有涉及对数词的考查,但数词是语法中的一个重点,考生还是很有必要掌握这一知识点的。特别是序数词、hundred等词的用法及分数的表达方式,也是近几年全国中考试题的一个命题点。 预计2019年安徽中考对数词的考查概率依然很小。如果考查,那么所考查的知识点仍然是分数、百分数或时间的可能性比较大,另外还需要掌握数词的几种用法。,核心考点精讲,考点一:基数词 基数词的

2、构成: 1112独立成词。one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve。 21319的基数词以teen结尾。要注意thirteen,fifteen,eighteen的拼写。 3表示整“十”的基数词:2090的基数词都以ty结尾。其中特别要注意twenty,thirty,forty,fifty,ninety的正确写法。,42199的写法是:十位数加个位数,中间用连字符号“”连接。 26 twentysix;57 fiftyseven 5101999的构成是:百位数与十位数之间用and连接。 123 one hundr

3、ed and twentythree 6hundred,thousand,million,billion等词在表示确定数目的时候,直接在前面加基数词;表示不确定的数目时,要在它们后面加s,其后还要加of。 three hundred students三百名学生 thousands of students成千上万的学生,71000以上基数词的表示方法:从右向左用分节号分节,每3个数字为一个节,第一个分节号前用thousand,第二个分节号前用million,第三个分节号前用billion。,【典例解析】 (2018青岛)Its my daughters birthday today.Shes _

4、 years old. Aeighteen Beighteenth Cthe eighteen Dthe eighteenth 【解析】 考查数词。这里是用基数词来表达年龄的用法,因此用基数词eighteen。 【答案】 A,考点二:序数词,【典例解析】 (2018遂宁)Its_time for me to visit the Guanyin Lake. Afive Bthe five Cfifth Dthe fifth 【解析】 考查序数词。句意为:这是我第五次参观观音湖。“第五”的序数词是fifth,序数词在使用时,通常前面要加定冠词the,故选D。 【答案】 D,考点三:数词的常见用法,

5、特殊用法: 1表示年、月、日时,年用基数词,日用序数词。 May 5th, 2017 2017年5月5日 2序数词在使用时,通常前面要加定冠词the,但如果序数词前出现不定冠词a或an时,则表示“再一;又一”。 Well read it a second time.我们将再读一遍。,3hundred, thousand, million, billion等用在具体的数字后面时不能加s或of;若表示不确切的数时,通常加s和of。 two thousand 两千 thousands of成千上万的 4表示某人大约几十岁时,在表示整十数的基数词后面加s。 in his twenties在他二十多岁时

6、典例解析】 (2018安顺)What do you think of the environment here, Mr.Wang? Wonderful! _ of the land _ covered with trees and grass. ATwo fifths; is BTwo fifth; is CTwo fifths; are DTwo fifth; are 【解析】 考查分数。分数的表达方式为:分子分母,分子是基数词,分母是序数词,而且分子大于1,因此分母要用复数形式。后面的谓语动词be由分数后面的名词land决定,故选A。 【答案】 A,( )1.More than two

7、 _ the students in our school are from another city. Ahundred Bhundred of Chundreds Dhundreds of ( )2.There are _ floors in this building, and I live on the _ floor. Anine; seven Bninth; seven Cnine; seventh Dninth; seventh,B,C,( )3.We asked 1 000 students from Hope School about what kind of books t

8、hey love.Here are the results.According to the pie chart above, _of the students love science books.Aten percent Bfifteen percent Ca quarter Dhalf ( )4._ of the students in our class like the group EXO. ATwo fifth BOne thirds CThree fifth DThree quarters,D,D,( )5.A quarter of my friends _ from the b

9、eautiful town. Ais Bare Chas Dhave ( )6.If your parents wanted to have a _ child, would you agree? Of course.But they should make it in _ years time. Asecond; second Btwo; two Csecond; two Dtwo; second,B,C,( )7.Li Wen is a normal_boy from the countryside.He works hard and does well in school. A15 years old B15yearsold C15yearold D15 year old ( )8.Please turn to page _ and take a look at the picture on it. Athe eightieth Beightieth Ceighties Deighty,C,D,

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