七年级英语上册《Chapter4 The world of numbers Listening》课件
七年级英语上册《Chapter4 The world of numbers Speaking》课件 牛津版
Your school received a gift of ￥35,000 from Mr Tang, an old student of the school. His instructions are:
the school must use the money to buy three different things;
A2 May makes a phone call to her friend Rita. Read the conversation, and practise it. Then work in pairs to check the other mistakes in May’s noteephone numbers. When we say 2921 5143 telephone or ID card 2565 1351 numbers, we say each 2471 0122 number separately. 2389 4167 For 0 we say zero or oh. When two of the same 2010 5100 2724 5566 number are together, 2978 1121 we can say double 2356 4399 before the number.
R=Rita M=May R: 2890 6521. M: Hello, Rita. This is May. R: Hi, May. What can I do for you? M: I made a mistake with my homework, I think. Can I check it with you? R: Sure. Which one? M: Number 5. Is it 0.92 times 18.18? R: No, it should be 0.92 times 18.16. M: Thanks, Rita. See you tomorrow. Bye. R: Goodbye, May.
七年级英语上册《Chapter4 The world of numbers Writing》课件 牛津版
2002 ——2006
3,748
3,729
644
3,639
2002
2003 2004
2005
2006
B After drawing a graph, May wrote a paragraph about it. Complete it, following these instructions: 1 Use the verbs be, rise and fall in the simple past tense. 2 Write the years and numbers of accidents in figures, not in words.
Homework
Remember the new words carefully.
Chen: Three thousand six hundred and forty-four. May: And in two thousand and five? Chen: Three thousand seven hundred and twenty-nine. May: What about in two thousand and six? Chen: Three thousand six hundred and thirty-nine. May: Thank you, officer. Chen: Not at all.
May: How many traffic accidents were there in two thousand and two in our city? Chen: Three thousand six hundred and ninety-one. May: What was the number in two thousand and three? Chen: Three thousand seven hundred and forty-eight. May: What about in two thousand and four?
七年级英语上册《Chapter4 The world of numbers》教案 牛津版
《Chapter4 The world of numbers》The first period: word s preparationTeaching aims:1.Introduce the words of different kinds of numbers2.To read out all kinds of numbers and symbolsTeaching Difficulties:How to read out the different kinds of numbers correctly and tell them by listening Teaching focuses:1.Help students to master the new words.2.Help the students to know something about the language of numbersTeaching aids: some paper with different groups of numbers, a tape recorder and multi-media.Teaching procedures:Step1 Lead-in and revision：Encourage students to speak out at least three things that can be understood by all human beings with different language: music , painting, food ,numbersA ctivity1: ask all the students to stand up and count the numbers one by one. Eachstudent has a chance to say “pass” and “backwards”.A ctivity2: the teacher say :”Page X”, all the students find that page aas quicklyas possible. Then the students work in groups of four.Step2: word studyTask 1:Teach new vocabulary of numbers by showing students some groups of numbers and ask them to find out the rulesCardinal numbers and ordinal numbersOdd numbers and even numbersNumbers showing degreesDecimalsFractionsPercentagesSymbolsTask 2: page 44 A Match the words with the signs and numbersTask 3: Teach students to read out Numbers showing degrees, Decimals, Fractions , PercentagesSymbolsStep3 : ListeningPage 48 AStep 4: Teach the way of saying “＋,－, ×,÷”Task 1: say the followings in English: 7＋8=155×7=3529－17=1280÷4=20Task 2: choose any to pieces from the cards, ask the students to make the result 10 by using “＋,－, ×,÷”. (the cards J, Q, K are “0”) HomeworkExercise book :vocabulary ABCThe second period: VocabularyTeaching aims:Master all the new words in this unit.Teaching difficulties:The spelling of new words.Teaching aids:The multimedia and the blackboardTeaching proceduresStep 1: write down “0” on the blackboard,talk about it and present: ancient numbers, consist of , Indian, develop, invent, invention...show pictures of an abacus and an electronic calculator and a computerTalk about them and present the new words:invent invention abacus calculator accurate ...Step 2: Ask the students to finish Part C1,PartC2PartC3.Part DPart EComplete each task individually first and then discuss in groups then in the class.Step3. Further study.Learn more expressions about dif ferent usage of numbers.1.房号： 1103 ---- Room 11032.班级、年级－－ Class 6, Grade 9/Form Three3.时间： 6：50－－ six fifty; ten to seven4.年、月、日： 1986/12/6--- December the sixth, nineteen eighty-six5.温度：36°C－－thirty-six Celsius degree6.序数： 12th－－ twelfth 14th——fourteenthStep4: More activitiesActivity1; work in groups of four, one student say some numbers from 1 to 1oo quickly, the others write them down as quickly as possible. Activity2; work in groups of four, one student say some numbers from 1 to 1oo quickly, the others circle them on a piece of paper which is full of differentnumbers as quickly as possible.Activity3; fill in the blanks with appropriate numbers.two，five，eight，eleven，fourteen，______ , twentytwo，four，seven，eleven，sixteen，______ , twenty-ninethree , four, seven, eleven, _______four , nine, ______ twenty-fiveHomework:Exercise book :vocabulary DThe third period: readingTeaching Aims:1.Learn about numbers from the old world to the present world2.Train the stu dents’ reading ability.Teaching Important Point:1.Improve the students’ reading ability.2.Develop the students’ creative, comprehensive and consolidating abilities. Teaching Difficult Point:1.How to improve the students’ reading ability.2. The use of some useful expressions about numbersTeaching Methods:Individual, pair or group work to make every student work in class.Teaching Aids:The multimedia and the blackboardTeaching Procedures:Step 1 Presentation1．Ask students how much they know about the world of numbers.2．Show some pictures of different kinds of calculating machines to the students to arouse their interest.Step 2 Look and thinkRead the title, its subtitle, the headings and the pictures. Then on the list below, tick the tings you think the article may tell you.Step 3 Reading1.Give the students some questions about the text.1.How many kinds of calculating machines are there in the text?2.What are they?3.Who first invented and developed the system 1 to 9 system?4.Was Zero invented first?5.Step 4. Find out the fact in Part D & E1.Li: Everyone knows it.May : Knows what?Li: The language of numbers.2.Li: ______________.3. Li: ______ ________4. Li:____________5. Li:____________6. Li:______________________.7. Li:____________8. Li:____________Step 5 Consolidation and homework:1.Read the whole article after the tape.2.Copy the new words in the article 4 times for each. And memorize them by heart.Step 6 homeworkExercise Book : ReadingThe fourth period: languageTeaching Aims:1. Learn about giving orders or instructions.2. Train the students’ language ability to use cardinal and ordinal numbersTeaching Important Points:1. Improve the s tudents’ language ability2. Enable the students to master the words and grammar3. Develop the students’ creative, comprehensive and consolidating abilities.Teaching difficult Points:1. How to improve the students’ language ability.2. How to use imperative sentencesTeaching Methods:1. Individual, pair or group work to make every student master the knowledge.Teaching Aids:The multimedia and the blackboard.Teaching Procedures:Step 1: Further study of the passage.Task 1: Work in pairs to find out the phrases from the passage.1.在古代 in ancient times2 以不同方式 in different ways3由…组成consist of4从…到… from …to5数字系统 system of numbers6计算机器 calculating machines7在算盘上 on the abacus8电子计算器 calculators9进行计算 do calculation10短时间内/迅速 in a flash11 能够 be able to do12 在你一生的时间里 in your whole life13下面的故事 the following story14解决问题 solve the problems15 够强大 powerful enoughStep 2:Explain some key sentences from the passage1.In ancient times, people wrote numbers in different ways.2.However they nearly all counted in tens.3.The system of numbers today consist of the number from 1 to 9and 0.4.Abacus are so fast and accurate that people still use it today.5. A computer can so a calculation in a flash.6.She has an amazing brain and can calculate like lightening.Step 3 Practice reading1.Ask the students to read the key sentences above after the teacher.2.Ask the students to read the whole passage after the tape and then together.Step 4 Language祈使句 : 是表示请求、命令、建议等句子，通常称为“无主句”。
Chapter 4 The world of numbers
七年级上册Chapter 4 The world of numbers要点专练单选填空1.The twenty-year-old boy is able to_______ with a pen.A. writeB. writesC. writingD. written2. It took me half an year_______ the picture.A. drawB. drawingC. to drawD. drew3. He spent twenty dollars ______ these pants.A. buyB. to buyC. boughtD. buying4.He has to _____ the work alone.A. finishesB. finishingC. finishedD. finish5. These new books _________us 500 dollars.A. costB. spendC. tookD. are6. There are_____ buses in the street.A. hundreds ofB. two hundreds ofC. one hundred ofD. hundred of7. ---Could I speak to Mr. Song.----I am sorry,____A. This is Mr. SongB. He isn’t here right now.C. I’m Mr. SongD. Who are you?8.—Can animal count?--_______A. Y es, they areB. No, they can’tC. Y es, they doD. No, they doesn’t9.His brother is ______ years old.A. threeB. thirdC. the threeD. the third10 There _______ twenty-one _____ in the roomA. are, abacusB. are, abacusC. is, abacusD. is, abacus11.Don’t ______her the bad news.A. tellB. to tellC. toldD. telling12. Let’s ______ go there by bike. It’s too far.A. don’tB. notC. aren’tD. di dn’t13. The writer ______ the book five year ago.A. writeB. to writeC. wroteD. writing14. There are _____ boys in the school.A. two hundredB. two hundredsC. two hundreds ofD. hundred of15.Let’s use the money ______ buy books.A. buyB. to buyC. boughtD. buying16. Tom was ill last week, he_____ go to school.A. isn’tB. doesn’tC. didn’tD. wasn’t17.It is ______news of all .A. lateB. laterC. the laterD. the latest18. The boy is only three, but he can count ___ one ___ one thousand.A. from, toB. from, inC. from, atD. form, on19. There’s ________ egg and two oranges in the fridge.A. aB. anC. theD. /20. It’s eight o’clock. The students _____ a class.A. haveB. hasC. is havingD. are having21.Can you show your new watch ______ me?A. forB. toC. atD. on22. The number of your students _________ forty-eight.A. isB. areC. beD. am23.Mr. Green runs _______ than Mr. Smith.A. fastB. faster D. fastest D. the fastest24.Most children use pens_______.A. to writeB. writingC. to writingD. written25.Lucy spent half an hour _____her homework last night.A. doing B to do C. did D. does26.One of the _____boys in our class is TomA. tallB. tallerC. the tallestD. highest27.Y ou can work it out________ many different ways.A. inB. onC. withD. for28.Please______ in your book.A. write down itB. write it downC. write down themD. wrote it down29. Computers can ______a calculation in a flash.A. doB. doesC. didD. went30.The Indians first invented and ________ the numbers.A. developB. to developC. developedD. developing31.Now we can use the computer _______many things.A. doB. to doC. doingD. went32. Long ago, there________ many different animals in the forest.A. isB. areC. wasD. were33. This is_____ important word. Y ou must remember it.A. anB. aC. theD./34. Kate didn’t go to the park, _______?A. does sheB. doesn’t sheC. did sheD. didn’t she35. What’s twenty ________ thirty? It’s fifty.A. minusB. multiplyC. plusD. divide36.What can you see _____ the picture?A. inB. onC. toD. at37.---________ that on the desk?---It’s a computer.A. WhoB. Who’sC. WhatD. What’s38.There are________ birds in the sky.A. manyB. muchC. littleD. a little39.Mr. Wang is ______ English teacher.A. weB. theyC. ourD. them40.Let me______ a look at your new pen.A. haveB. to haveC. havingD. had41.His bike is broken, so he ______ walk to school.A. mustB. mayC. canD. has to42. He told me ________ late again.A. not beB. not to beC. notD. be43.They let us______ for 20 minutes.A. keep waitingB. keep to waitC. to keeping waitingD. to keep to wait44.I’m sorry you’ve missed the train, it _______ 10 minutes agoA. leftB. has leftC. had leftD. has been left45. Henry ______ be at home because he phoned me form the farm just now.A. mustn’tB. isn’t able toC. may notD. can’t46.---______ is the museum form here?---It’s about 1km away.A. How longB. How farC. How muchD. How many47.Lin Tao jumped _________ in the long jump in the school spots meeting.A. farB. fartherC. farthestD. quite far48.---_________are you doing?---I am going to the library.A. WhoB. WhichC. WhatD. Where49. Can you tell me_______ Tian’anmen Square?A. how to getB. how to get toC. what to getD. what to get to50. He met an old friend on his way _____ yesterday morning.A . home B. to home C. form home D. at home二．阅读理解In the old time, there was a man . He wanted to buy a pair of new shoes. He measured his feet with a straw , and then went to a shoe shop in town.The shopkeeper took out a pair of new shoes, and let his try it on. But when he looked into his pocket, he found that the straw was not there. So he said, “ I am sorry, I forgot to bring the size here! Let me go home to get.”After that he ran out of the shop. It is very far away form his home to the shoe shop. When he got back home, he was out of breath.With a straw in his hand, he hurried to the shoe shop again ,but the shop was closed.Someone near the man said,”Y our feet are with you, Why do you try which pair of shoes fits? And w3hy do you believe your straw, but not your feet?”1.One day, a man wanted to______.A. measure his feetB. buy shoesC. buy a strawD. get to town2.Where was the straw?A. In the fieldB. In his pocketC. In the shopD. At home3.Which of the following sentences is right?A.When he got home, he was out of breath.B.When he came back to the shop, he was out of breath.C.When he saw the shop closed, he was out of breath.D.When he measured the shoes, he was out of breath.4.Why did he go back to his home? Because_________.A.he did n’t take money with himB.he had something to do at homeC.the shop was closedD.he left the straw home5.What do you think of the man?A.CleverB.FoolC. A good manD. A bad man三．选择适当的句子补全对话A: _____1___, Dr. Dawes.B: Good afternoon!A: I am not feeling well today.B: Well,____2____.A; I don’t know, Doctor. I have a headache and a stomachache. B: ____3____A I ate some cakes.B: ____4____.A: Well, yes, I did eat some ice cream. I went t a birthday party yesterday.B: I see.____5____.A: Not many, only four.1_________ 2_________ 3__________ 4_________ 5__________四．根据词的适当形式填空1.The room is too small for us ____________(live) in.2. Look! The man_______________(run)3.I want _____________(go) there with my friends.4. This isn’t my bike._________ (I ) is over there.5. What about________________(clean) the dining-room with me?6.Thanks for____________(help) me with my English.7. Who can help me clean the______________ (read) room?8. There are two CD _____________(play)9.This dictionary is __________________(good) than that one.10.This job is _________________(interest). I like it very much.11. Tom is as ______________(old) as Frank.12. “ Help ________________(you) to some fish, please.”“ Thank you!”13. I ________________(write) to my uncle the day before yesterday.14.He is going to his______________(uncle) house.15. I hear that Thailand is a good place ___________(go) sightseeing.16.Would you like to go______________(hike) with us this Sunday?17. What about_____________(go) to see a film?18. We ______________( not go) until he comes back.19.Beijing will be________________(sun) tomorrow.20.Hello, this is Ann ________________(speak)21. Mr. Smith isn’t here, he is having a _________________(meet)22.Jim _________________(bring) his grammar book to me yesterday.23. Mr. Brown’s train _____________(be ) here in a minute.24. I have to_______________(help) him make dinner.25.Could you please ________________(not smoke) here?26.Look! The boy ____________________(swim) in the river.27.Lucy ________________ (go) to school by bike every day.28. --- What _________ you____________(do) during the summer holidays?----I visited my grandparents.29. There _____________(be) heavy wind last night.30. They _______________(not go) to the park last week.31.They story is very _________________(interest)32. It’s easy __________________(finish) your homework after supper.33. Y ou should ________________(try) to eat less meat.34.The boss makes the workers ________________(work) ten hours every day.35. How long does it take you ___________________(finish) your homework everyevening?。
七年级英语上册 CHAPTER FOUR The world of numbers课件 深圳牛津版
4 a fraction (分数）
A fraction is the exact division of a number. eg. ½ : one half
2/3: two thirds ¼ a quarter 1/10 one tenth Read the following: 3/5, 6/11, 1/8
5 plus , add (加） ２＋５＝７ Two plus five is seven. Two and five is seven. Two added to five is seven. 3+ 12 =? What is 3 plus twelve?
Read the following: 25 + 24 = 49 30 + 12 = ?
failed many times. 9. If you _s_u_b_t_r_a_c_t_8 from 16, you get 8. 10. Our country is more _p_o_w__e_r_f_u_l_than before. 11.If you _d_i_v_i_d_e___ 28 by 7, the answer is 4. 12. The committee c_o__n_s_is_t_s__of ten members.
２× ３ ＝６ Two times three is six. Two and three multiply makes six. Two multiplied by three makes 6.
Read the following: 16 × 4 = 64 5 × 3 = 15
七年级英语上册《Chapter4 The world of numbers Reading》课件 牛津版
C Find the meanings
C1 Find these words in the article on page 45. Read the words round them and choose the best meanings.
1 ancient
a many, many years ago
0.54
50% 213 420
40°
3/5
79
40
25°
3/7
17
1,000 76% 75% 852
6.5
7.7
21.13 160 °7/9 57.22 27
2005 32.5
1. even numbers______________________ 2. odd numbers ______________________ 3. fractions__________________________ 4. percentages _______________________ 5. numbers showing degrees ___________ 6. decimal numbers __________________
C2 Find the words in Column A in the article and match them with the meanings in Column B.
1. international a. grew bigger or stronger 2. system 3. developed b. a group of things working together c. count with numbers
Two thousand and six./Two OO Six.
Chapter4《The world of numbers》(牛津深圳版七上)课件
A. 100-(58+30)=12 B. 100+58+30=188 C. 100-58+30=72
Mr. Li wants to buy a book and a pen. The book costs 58 yuan, and the pen costs 30 yuan. He gives the seller 100 yuan. What is the change(找零)?
How many candies are there in my box?
Listening and Speaking
98.8
point
The oil costs ninety-eight point eight yuan.
37℃
centigrade degree
Your temperature is thirty-seven centigrade(摄氏) degree（度）.
WOMAN 0.5 yuan for one pencil and 2 yuan for one ballpoint pen.
QUESTION How much should the girl pay?
2. 50-23=27
2 WOMAN Here is 50 yuan. MAN That’s twenty three yuan for the book, and here is your change(找零).
a present and goes to meet him by plane. But he comes across(遇到) four mathematical difficulties（数学难题） on the way to his friends’ house.
英语牛津深圳版七年级上unit4《Theworldofnumbers》Intensivereading(教案)
3.To learn how numbers developed with the times.
Teaching key point:
The 12 phrases in the text
Teaching difficult points:
1.Phrase: help sb.dosth.
cate Ss to be careful.
cate Ss’ability of analysis.
cate Ss’ability of analysis.
7.The computers are very powerful.
8.Train their discussing ability.
Tell and check the answers of this reading.
Blackboard
Step2.
Lead-in
1.Get close to the Ss
2. Create an easy atmosphere
3. Lead into the lesson
1.Ask ss what’s the topic of the passage? (A clock)
B.Ask ss to find the similar of ancient numbers.
3.Ask a student to read Para2. And the other students to correct his or her intonation.And then show a picture to help the ss to understand what the system of numbers today is.Ask a question:What’sthe importance of the invention of the zero?
七年级英语上册 Chapter 4 The world of numbers Listening
Chapter 4 The world of numbersListening & Speaking●TheAnalysis of the Text1. Background on the reformation of curriculum, this text book emphasizes much on cultivating students’ interests of learning English by using materials in our real daily life. And it also encourages the communicative and cooperative way of study.2. This chapter is a very essential unit, not only because the topic of numbers is a common used one in almost all the English examications, but also because it is an important elements in our daily life.3. Listening and Speaking skills about numbers are always the focuses and difficult points in English language teaching and learning.There are 5 sections in this chapter：Reading, Listening, Language, Speaking, Writing. In order to address the needs of my students more effectively, I would like to adapt the text into 4 parts: Reading——needs 2 teaching periods(TP).Listening & Speaking——needs 1 TPLanguage——needs at least 2TPWriting——needs at least 1TP●Teaching plan for Part 2——Listening & speakingI. Analysis of the StudentsThey have known——1. the names of different kinds of numbers;2. how to read out those numbers;They may not be able to——1. recognize the English expressions about numbers in our daily life by listening.2. do some simple calculation presented in English.II. Teaching Aims1. Enable the students to recognize different kinds of numbers in our daily life by listening.2. Enable the students to do some simple calculation.III. Teaching Focus and Difficulties1.Focuses:a. different kinds of numbers in everyday life;b. simple calculations;c. listening and speaking skills about numbers;2. Difficulties: developing students’ listening and speaking skills about numbers. IV. Teaching Aids and Methods1. Aids: some pictures; multi-media computer2. Methods: task-based method, communicated method, group cooperate methodV. Teaching ProceduresStep 1: Lead-in (1 minute)Ask the students to talk about numbers.T: Where can we see numbers in our daily life?Aims and effects Greeting and lead to next step.Step 4 Post-listening (5 minitues)1. Show the tapescript for students and let them read it in pairs.Aims and effects Help students correct the wrongs and driveStep 2. Pre-listening (3~5 minitues)1. Show some pictures2. Write down the numbers & do a match.3. Prediction of Quiz AAims and effectsArouse students’ interestsPracticing the language in listening materialPreparing for the Quiz A.Step 3 While-listening (15~20 minutes)1. Do quiz A in the text book.2. Check the answer.3. A transitional activitySence 1: In the Shopping Mall—— buy thingsMr. Li wants to buy a book and a pen. The book costs 58 yuan, and the pen costs 30 yuan. He gives the saler 100 yuan. What is the change?Sence 2: Going to the airport——what time to goThe flight for shanghai will leave in 30 minitues, and it’s 8:20 now. When will the plane leave?Sence3：On the plane——ask heightThere is a girl sitting next to Mr. Li on the plane.She asks Mr. Li how tall he is. Mr. Li says he is 178 cm.The girl says he is 40 cm taller than her. Then how tall is the girl?Sence4: In friend’s house——divide cakesThere are 12 pieces of cakes in Mr. Li’s house. They should be divided among 2 kid s and 4 other people. Then how many pieces of cakes each person can get?4. Do quiz B in the text book.5. Check the answers and make an evaluation.Give a table as follow for each student:Name:_______ Scores Corecting the wrongsQuiz AQuiz BAims and effects Preparing for the QuizB.1. lead to learn the new word “change(找零)”2. language practice: “…costs…”“What’s the change? ”lead to learn the new word “flight(航班)”language practice: “…taller than…/how tall is…?”1. lead to learn the new word “kid(小孩)”2. language practice: “divide…among…”Evaluating students’work to help them correct the wrongs.2. Pair work (optional)Circumstance:There is a new grocery opened near our school. You want to have a look and buy something. Please work in pairs and make a dialogue.Examples:A: Can I help you?B: Yes, I’d like to buy 2 notebooks.A: 1.5 yuan for one.B: So they cost 3 yuan. Here is 5 yuan.A: Thank you, and here is 2 yuan for the change. them to speak out.This activity is optional.If the time permits, it can strengthen students’communicative skills in the topic of numbers.Step 5 Speaking (8~10 minutes)1. Group workCircumstance:Your school received a gift of 35,000 yuan from Mr. Tang, an old student of the school. His instructions are: •the school must use the money to buy three different things;• a group of students must decide the three things to buy.It is the Speak-up in the text book Page 53.2. Invite 2 or 3 groups to show their work and give proper evaluations.Aims and effects Enable students do the calculation in our daily life and teach them to be a person that is good at managing money matters.Step 6 Summary (1 minitue)Today, we have learned many types of numbers that we can see in our daily life. Some of them are fractions, decimals,….I hope you can pay attention to the numbers in every life, and try to read them out from time to rime so that you can grasp what we have learned more effectively.Homework:Ask the students to do the following things after class.1.Preview the Language part of this Chapter;2.Exercise book P43-44.CommentsDo the summary orally and briefly.The homework helps the students to consolidate what they have learned in the class.。
七年级英语上册 Chapter The world of numbers
乏公仓州月氏勿市运河学校Chapter 4 The world of numbers一．翻译以下短语1．古代 ____________________ 2. 许多不同的方法 _______________3．数字体系 ________________ 4. 由……组成 ___________________5．计算器___________________ 6. 计算 _________________________7．一瞬间___________________ 8. 能够 _________________________9．一生_____________________ 10. 人脑 ________________________二．完成以下句子1．印度人首先创造并开展了1-9数字体系。
后来他们又创造了零这个数字。
The Indians first ___________ and developed the 1 ___________ 9 system of numbers.Then they invented the z____________.2．〔零的发现〕使得写大的数字和计算变得更容易。
It made _____________ easier ____________ big numbers and to _____________.3．现代的计算器可以计算加、减、乘、除，还可以算百分比和平方根。
The modern ___________ can add, ____________ , ____________and __________.It can also ___________ percentages and _______________.4. 电脑可以在一瞬间进行计算，而你有可能一辈子都算不出来。
A computer can do a _____________ in a ___________ , but you might not be ___________ to do in your ___________ lifetime.5．一些人把人脑叫做活电脑。
新牛津深圳版英语七年级上册7.4《the world of numbers》优秀教案一(重点资料).doc
(Intensive reading)
横岗梧桐学校刘丛
Teaching aims:
1.To get furthering learning about the passage, learn the 12 phrases in the text.
B.Ask ss to find the similar of ancient numbers.
3.Ask a student to read Para2. And the other students to correct his or her intonation. And then show a pictu re to help the ss tounderstand what the system of numbers today is. Ask a question:What’sthe importance of the invention of the zero?
3.Read and answer the questions.
4. With the help of the pictures in the book, the studen ts try to get the sense of the development of calculating machines.
1.Answer the question and then read the headline and then try to recite it.
2.Read Para1 and find aent ways by the help of the picture.
1.Ask students to answer a question: How many languages do you know?
七年级英语上册：Chapter 4 The world of numbers Intensive r
6.See the picture, and say out“it can add, subtract…”
7.Find the answers in the textbook.
Tell and check the answers of this reading.
Blackboard
Step2.
Lead-in
1.Get close to the Ss
2. Create an easy atmosphere
3. Lead into the lesson
1.Ask ss what’s the topic of the passage? (A clock)
4.Ask Ss to readPara3tosix. Ask: How many calculating machines are there in the book?
5.Analysis the abacus’s features.
6.Explain the modern electronic calculator.Focus on its functions.
2.Know how to use the phrases.
3.To learn how numbers developed with the times.
Teaching key point:
The 12 phrases in the text
Teaching difficult points:
1.Phrase: help sb.dosth.
7.Show a puter, ask two questions: A. How do people think of the puter?
初中英语七年级上册Unit 4 The world of numbers
b 4 zero a 5 add; plus l 6 subtract; minus
k 10 a percentage
g e
11
a
pair
of
numbers
12 equals
Numbers: Everyone’s language
How many languages do you know?
我每天早上7点钟起床。 I get up at 7:00 every morning. 私は每朝 7时に起きます。 numbers: International language
system of numbers. 3.The zero is not a number. 4.The zero is an especially important number. 5.Machines make it easier for us to calculate.
Intensive reading:
.
zero
3. What invention helped people write in big
Calculating machines
A calculating machine with wires and beads. An abacus
A small machine that uses electronic power to do calculations. An electronic calculator
Guess----
history
The text is abcoalucut ltahtieng__m__a_c_hionef s
Before reading: Exercise B 1.Long ago, there were different ways of
新牛津深圳版英语七年级上册7.4《the world of numbers》教学设计一(精品).doc
Pictures
Step4
Homework
Consolidation
1.Listen and read the text, recite the phrases
2.Try to recite the passage according to the pictures
2.Recite the passage.
Teaching procedures:
步骤
目的
教师活动
学生活动
条件/手段
Step1.
Revision
Check the homework and prepare for the lesson.
1. Guide the students to use re ading skills. (It is a passa ge about a clock.)
1.Answer the question and then read the headline and then try to recite it.
2.Read Para1 and find ancient people wrote numbers in different ways by the help of the picture.
3.Read and answer the questions.
4. With the help of the pictures in the book, the studen ts try to get the sense of the development of calculating machines.
Computer