2021年中考人教版英语二轮复习一　语法专题突破 专题3数　词

1、,第二篇攻专题 能力提升,一语法专题突破,专题三数词,透析中考,课时跟踪训练,考点一 考点二 考点三,2020年迎考特训,第 3 页,考点一基数词和序数词,第 4 页,2序数词的用法,第 5 页,3基数词变序数词,第 6 页,序数词构成口诀： 基变序，有规律；一二三，特殊记，词尾字母tdd(first，second，third)；th从4加起，8去t(eighth)，9去 e(ninth)，f来把ve替(fifth，twelfth)；ty变成tie，再加th，fortieth千万别忘记；若是碰到几十几，只变个位就可以。,第 7 页,1解答考查基数词与序数词的题时，先分析语境，再根据基数词和序数

2、词的基本用法明确答案。 【例题】 Li Ming will be sixteen.His parents are going to have a party for his _(sixteen) birthday. 【答案】sixteenth 【解析】分析语境可知空处表示“第十六个”生日，用序数词，故填sixteenth。,第 8 页,2复数名词前多用基数词(one除外)，单数名词前多用序数词。 【例题】A year is divided into _(twelve) months.August is the_(eight) month of the year. 【答案】twelve; eig

3、hth 【解析】第一空后面是复数名词，需要用基数词twelve，表示数量；根据第二空前面的定冠词the和后面的单数名词month可知，需要用序数词作定语，表示“第几”，eight的序数词是eighth。,第 9 页,1hundreds/thousands/millions/billions of意为 “成百上千的/成千上万的/数百万的/数十亿的”。它们用于表示概数，其后接复数名词。Millions of people watched the football game on TV.数百万人通过电视观看了这场足球比赛。 2“基数词hundred/thousand/million/billion名

4、词复数”表示确数，意为“几百/几千/几百万/几十亿”。There are six hundred students in their primary school.在他们的小学有六百名学生。,第 10 页,考点二hundred、thousand、million和billion的用法,考生在解答考查hundred、thousand、million和billion等数词的题时，首先观察前面是否有具体的数字或不定冠词a，若有，hundred等数词要用单数形式，且不与of连用；若没有，且表示概数，则用hundreds/thousands/millions/billions of短语。 【例题1】 Th

5、e environment here becomes better and better，thousands birds are coming back.(改错) 【答案】在birds前加of 【解析】thousands前没有具体的数字修饰，且表示概数，应用thousands of来表示“成千上万的”。,第 11 页,【例题2】More than two hundreds trees are planted in our neighborhood every year.(改错) 【答案】hundreds改为hundred 【解析】hundred前有具体数字two修饰，用单数形式hundred，

6、且后面不接of。,第 12 页,第 13 页,考点三分数,英语分数巧记： 英语分数不费事，母序子基四个字；分子若是大于一，分母还须加s。,第 14 页,(2)分数的用法：分数接名词作主语时，谓语动词的数要根据分数后面的名词的单复数而定。若名词为复数，动词用复数形式；若名词为单数，动词用“三单”形式。About two thirds of the students prefer to eat fast food.大约三分之二的学生更喜欢吃快餐。Two thirds of the work has been finished.三分之二的工作已完成。,第 15 页,在做考查分数的题时，首先要记住分数

7、的表达法“分子为基数词，分母为序数词；分子大于1时，分母加s”。同时还得注意，谓语动词的单复数取决于分数之后的名词的单复数。 【例题】 Nowadays，two_(three)of the old people in the area _(be) used to dancing on the square after supper. 【答案】thirds；are 【解析】根据分数的表达法“分子为基数词，分母为序数词；分子大于1时，分母加s”可知，第一空填thirds。第二空前的the old people表复数含义，be动词用are。,第 16 页,一、用所给单词的适当形式填空。 1In we

8、stern countries，you usually cant see the _(thirteen) floor. 2They are organizing the _(thirtynine) sports meeting of their school. 3There will be a composition contest named “My Good Teacher” to celebrate the _(thirty) Teachers Day. 4He became famous as a host in China in his _(twenty) 5I have tried

9、 three times，and the teacher asks me to have a _(four) try.,第 17 页,thirteenth,thirty-inth,thirtieth,twenties,fourth,二、英汉互译。 1It is very cool in Guizhou in summer，so thousands of people come here for vacation. 夏季贵州很凉爽，因此成千上万的人来这里度假。 2The number of the students in our grade is about six hundred，and tw

10、o thirds of them are girls. 我们年级的学生数量大约是六百，并且他们中的三分之二是女生。 3Look! This is a school built three years ago.This school is twice as large as ours. 看！这是一所三年前建的学校。这所学校是我们学校的两倍大。,第 18 页,4我们至少还需要十名护士。 We need at least another ten nurses./We need at least ten more nurses. 5这位老教授仍然努力地工作，即便他七十多岁了。 The old prof

11、essor still works hard though he is in his seventies.,第 19 页,一、用所给单词的适当形式填空。 1(2019江苏南京)Where are our seats, Henry? We should sit in the_(five) row. 2Every year，_ (million) of people donate money to the Hope Project. 3(2017吉林长春)Jims aunt bought him a new model ship on his _ (seven) birthday. 4(2018海

12、南)Look! The_(six) lady from the left in the photo is my favorite teacher.,第 20 页,fifth,millions,seventh,sixth,5Toni Morrison is considered as one of the best writers of the _ (twenty) century. 6(2019贵州安顺)The size of our school is _ (two) bigger than theirs. 7Which is the_ (four) day of the week? It

13、is Wednesday. 8(2019江苏扬州)The old man started to learn how to surf the Internet in his _(eighty) 9(2017江苏盐城)Yancheng has the _(two) largest population of more than 8 million in Jiangsu Province.,第 21 页,twentieth,twice,fourth,eighties,second,10(2018上海)Miss Lin lives on the_ (seven) floor. She is tired

14、 of climbing stairs. 11May is the _(five) month of the year. 12(贵州安顺)Peters jacket looked just the same as Jacks，but it cost _ (two) as much as Jacks. 13(上海)Could you pass me the _ (seven) dictionary from the right on the shelf? 14(江苏淮安)The young couple like kids very much and plan to have a _ (two)

15、 baby.,第 22 页,seventh,fifth,twice,seventh,second,15(2017甘肃兰州)Two _(three) of the students in our class have been to Disneyland somewhere. 16(2019四川遂宁改编)The Yangtze River is the _ (three) longest river on the earth. 17(2017云南改编)The _(thirteen) Games of China was held in Tianjin from August 27th to Se

16、ptember 8th in 2017. 18(江苏盐城)Yang Jiang published a book of her threemember familys life We Three in her _(ninety) 19There were _ (thousand) of people at the concert. 20Please turn to Page _(two) and take a look at the picture on it.,第 23 页,thirds,third,thirteenth,nineties,thousands,Two,二、英汉互译。 1我每天

17、睡觉八个小时。 I sleep eight hours every day. 2请翻到第八页。 Please turn to Page Eight./Please turn to the eighth page. 3农场上有十只羊和九只鹿。 There are ten sheep and nine deer on the farm. 4这个学校的四分之一的学生来自农村。 A quarter/One fourth of the students in this school are from countryside.,第 24 页,5我去过那里两次，而且我将再去一次。 I have been there twice and I will go there a third time. 6他的房子是我的三倍大。 His house is three times as big as mine. 7上学期，玲玲的诗获得了一等奖。 Linglings poem(s) won the first prize last term. 8T