Unit 2 Numbers 第3课时grammar导学案

中小学教育资源及组卷应用平台
Module1 Unit 2 Numbers Grammar导学案
学生姓名
班级
序号
课题内容 Unit 2 Numbers Grammar
学习目标 与
核心素养 1.理解基数词和序数词的表达及使用方法。
2.学会数字的各种用法：编号、日期、分数、小数、百分数、时间、倍数、概数等。
3.了解和加，减，乘，除运算有关的单词correctly,plus,minus,equal和短语add...and...,subtract...from...,multiply...by...,divide...by..., ...multiplied by.和...divided by...等
4.学会使用祈使句表达加，减，乘，除的基本运算指令，用“主-系-表”结构表达运算算式。
学习重点 学会数字的各种用法：编号、日期、分数、小数、百分数、时间、倍数、概数等。
学习难点 学会使用祈使句表达加，减，乘，除的基本运算指令，用“主-系-表”结构表达运算算式。
【预习案】
朗读课本P23.24数词，并尝试总结规律。
【列出我的疑惑】
【探究案】
探究点一：数词分类及读法、写法
1.数词的分类
数词可以分为____数词和____数词两类。____数词表示数量的多少。 如：one, two, three, four…___数词表示数字的次序。如：first, second, third, fourth…
2.请写出基数词1-12：________________________________________________________
___________________________________________________________________________
thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen.
13-19 的基数词：以______结尾。
3. twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety.
20-90的整十数基数词的表示方法：均以 ___结尾.
几十几的基数词：十位数与个位数之间要用__________连接.
例如：85— eighty-five 28—twenty-eight
4.三位数的基数词：在百位和十位（若无十位则和个位）之间用___连接。
如：148—one hundred and forty-eight, 206—two hundred and six
多位数的表示方法：
从个位开始三个化为一级，分为个级，__级，____级和____级，读的时候从高位开始按照三位数的读法读出再加上表示级别的词。
如: 31,415,923
读作：thirty-one million four hundred and fifteen thousand nine hundred and twenty-three
5.hundred(百）thousand(千），million(百万），billion（十亿）前面有数词时后面不加__.
For example: 5000—five thousand
表示不确定的数目时后面加s,再加单词___.
For example: hundreds of 成百上千 thousands of 成千上万
6. 基数词的写法
1）每三位数算一个单位，三个0为千，六个0为百万，9个0为十亿。
2）长的基数词则要用逗号，从右向左三位三位地分开。
写出下面数字：
① three thousand eight hundred and sixty-two
②eighteen thousand nine hundred and seventy-two
③four hundred and eighty-nine thousand, nine hundred and thirty-two
7.读出下列数字：
7,002_____________________________________________________________________
45, 256 ___________________________________________________________________
6, 302, 876________________________________________________________________
652______________________________________________________________________
20, 435 ___________________________________________________________________
64, 265, 123 _______________________________________________________________
8.完成课本24页练习。
探究点二：数词的常见用法
1.编号的表达
8路公共汽车______________ ________________
8419房间_____________________
第2课________________ _____________________
第56页_______________ _____________________
2.日期的表达
日期英语表达顺序：___________年用___数词，日用___数词。
3.百分数、小数、分数的表达
55% ___________0.1______________7/20_____________
注意：分子用___数词，分母用___数词。当分子大于1时，分母加s.
4.时间的表达
8:00_______________
10:10______________ ______________________
2:55_______________ ______________________
5.倍数的表达
一倍：______两倍：______三倍：____________大于等于三倍： 基数词+______
6.① 表示大约年龄：in one’s +__________________
e.g. He began to learn English in his forties.
She got married in her early twenties.
②表达年代: in +the+___________/ __________
e.g. The light was invented in 1870s/ 1870’s.
③计数单位复数+of 表示概数: ___________/ __________/_________/ __________ of …
e.g. Basketball is so popular that millions of people play it for fun.
探究点三：加减乘除的表达
1.请在下列数学等式中加入符号＋ 、－ 、X 、 ÷ 使之成立。
①1 plus 1 equals 2. (1 1 = 2)
②5 minus 2 is 3. (5 2 = 3)
③5 multiplied by 4 equals 20. ( 5 4 = 20)
④16 divided by 4 is 4. (16 4=4)
2.完成课本25页B.
【我的知识网络图】
【训练案】
Ⅰ.单项选择。
1. Tony's mum looks young and beautiful. It is hard to imagine she is already in her _______.
A. fifties B. fifty C. fiftieths D. fiftieth
2. 1,498 can be read as ________.
A. one thousand four hundred and ninety-eight
B. a thousand four hundreds and ninety eight
C one thousand and four hundred ninety-eight
D. one thousand four hundreds and ninety-eight
3. --- How many friends will come to your ________ birthday party?
--- About________.
A. fifteen; fifteen B fifteenth; fifteenth
C. fifteen; fifteenth D. fifteenth; fifteen
4. There are usually ________ days in a year.
A. three hundreds and sixty-five B. three hundred and sixty five
C. three hundred and sixty-five D. three hundreds and sixty five
5. Two months ago, China tested its ________ aircraft carrier(航空母舰) built completely on
its own.
A. one B. first C. the one D. the first
Ⅱ.用括号中所给单词的适当形式填空。
6. Yancheng has the ________ (two) largest population of more than 7 million in Jiangsu Province.
7. Peter and his wife live on the ________ (seven) floor and they go up and down by lift.
8. The ________ (thirty- two) Olympics will be held in Tokyo in 2020.
9. There were ________ (thousand) of people at the concert.
10. They are celebrating their daughter's ________ (twenty one) Birthday in the Garden Hotel.
Ⅱ.完形填空
Many people are superstitious(迷信的) about numbers. They think that there are lucky numbers and 11 numbers.
The number 13 is often considered（被认为) unlucky. In 12 parts of the world, buildings don't have the 13 floor. People go from the twelfth to the fourteenth 14 . Some door numbers are like that 15 . In Japan, the number 4 is considered unlucky because in Japan the word “four” is pronounced the same as the word “death”. The Japanese 16 give gifts of four knives, four napkins or four of anything.
17 are lucky numbers? 7 is a lucky number in many places, and 8 is considered a lucky number both in Japan and China. In China, businesses often open 18 August 8, and many couples get married at 8:08 on August 8. Some people 19 lucky numbers very deeply. They would like to get a telephone number with “8” or “6” in it though it 20 them much more money. They think that the lucky numbers can really bring them good luck, and, at least no evidence（证据)says they can not.
11. A. true B. unlucky C. good
12. A. every B. any C. some
13. A. thirteenth B. thirteen C. thirty
14. A. office B. number C. floor
15. A. as well B. and so on C. for example
16. A. never B. always C. sometimes
17. A. What B. Why C. When
18. A. in B. on C. at
19. A. plan B. discuss C. believe
20. A. costs B. spends C. pays
Ⅳ.阅读理解
In the past five years, Lord(公爵) Michael Bates, has walked in hundreds of cities to promote (推广) peace and charity.“I am not a natural outdoor person,” he says, “but I can only walk when I have a clear purpose(目的).” He has walked at least 12, 000 kilometres and raised more than 460,000 pounds(英镑). The money has helped many children through education and sports.
In 2015. Lord Bates set out from Beijing all the way to Hangzhou and raised a total of 90,000 pounds for children with disabilities(残疾), And his book Walk for Peace has just come out in China. The Chinese government thanked Lord Bates for his contribution to peace and charity, as well as building the bridge of understanding between the two countries.
“Lots of people want world peace, but world peace starts with better relations in your own society, better relations in your family, and building friendship abroad. It begins with us,” says Lord Bate.
21. Where does Lord Bates come from?
A. Britain. B. Canada. C. China. D. America.
22. What’s the purpose of Lord Bates walking?
A. To be a natural outdoor man.
B. To contribute to peace and charity.
C. To write his book.
D. To build a bridge between peace and his country.
3. Lord Bates raised ________ pounds in China.
A.12,000 B.460,000 C. more than 90.000 D. 90,000
4. According to Lord Bates, world peace does NOT start with ________.
A. having better relations in your own society
B. having better relations in your farm
C walking from Beijing to Hangzhou
D. building relationship abroad
5. In which part of the newspaper can you normally read this passage?
A. Art. B. News. C. Business. D. Sports.
【教与学的反思】
预习案答案：
探究案答案：
探究点一：
1.
2.
3.
4.
5.
6.
7.
8.
探究点二：
1.
2.
3.
4.eight o’clock
ten ten ten past ten
two fifty-five five to three
5.
6.
探究点三：
1.
2.
训练案答案：
Ⅰ.1-5 AADCB
Ⅱ. 6. second 7. seventh 8. thirty-second 9. thousands 10. twenty-first
Ⅲ. 11-15 BCACA 16-20 AABCA
Ⅳ. 21-25 ABDCB
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