外研版七年级上册英语ppt课件.pptx

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1、七年级（上）,英语教学课件,外研版,Module 7Computers,Unit 3Language in use,他们在黑板上写字。,They write the words on the blackboard.,They dont write the words on the blackboard.,否定句,Do they write the words on the blackboard?,一般疑问句,特殊疑问句,What do they write on the blackboard?,Where do they write the words?,他在黑板上写字。,He writes

2、the words on the blackboard.,He doesnt write the words on the blackboard.,Does he write the words on the blackboard?,What does he write on the blackboard?,Where does he write the words?,Grammar,一、特殊疑问句的构成：是由“疑问代词或疑问副词+一般疑问句”构成的。二、特殊疑问词：,what(什么)what color（颜色）what time（几点）what day（哪一天）what kind of(哪一

3、种),who(谁)when(时间)where(哪里)which(哪一个)why(为什么),How（怎样）How many+可数名复数 How old(年龄)How much+不可数名词 How often(频率)How long(多长、多久),How often do you go to the library?Once a week.一周一次,1.How do I write my homework on the computer?2.What do I do next?3.Where do I write the name?,Language practice,1.How do I wri

4、te my homework on the computer?First,I open a new document.Next,.2.Where do I write the name?I write the name in the box.3.What do I do next?Next,I click“save”and“OK”.,特殊疑问句：特殊疑问词+原句一般疑问句,Match the questions with the answers.1.Where do you save your homework?2.When do you use a computer?3.How many e

5、mails do you write every week?4.Who do you write to?,a)I write to my friends.b)I save my homework in a document.c)I use my computer after school.d)I write three or four emails.,Keys:1.b 2.c 3.d 4.a,Complete the conversations.Where do your grandparents live?They live in Australia.1._ save my document

6、?Click“save”and“OK”.2._ with his computer?He sends emails.,How do I,What does he do,3._ her computer?She uses her computer every Sunday.4._ emails to?I write emails to my friends.5._ every day?They send ten email every day.,How many emails do they send,When does she use,Who do you write,Complete the

7、 sentences with the correct form of the words in brackets.1.Tony _(not see)his uncle,but he _(send)emails.2.We _(use)the Internet on our computer,but we _(not play)games.,doesnt see,sends,use,dont play,play computer games,3.Daming _(not use)a computer to do his homework,but she _(play)music.4.She _(

8、make)travel plans on the Internet,but she _(not buy)tickets.5.We _(not have)a computer at home,but we _(use)the computer at school.,dont have,doesnt use,plays,makes,doesnt buy,use,Complete the sentences with the correct form of the words from the box.,check like plan talk use,1.Tom _ his email every

9、 Saturday.2.I have a computer,but I dont _ it.3.Come to my office.Lets _ for our holiday.,checks,use,plan,plan,n.计划 make a plan for,v.打算 plan to do sth,plan sth/plan for sth,4.My mother doesnt _ computer games.5.I can _ to my friends on the Internet.,talk,like,Around the world,The first computer,My

10、name is ENIAC.I am the first computer in the world.I was born in 1946 in America.I am very big,about one and a half times the size of a classroom.I am very heavy 30,000 kilos!,The first computer,The size of my shoes is 35.,I was born in 2000.出生,A.完成句子:1.请打开灯，天太暗了。Please _ the light.Its too dark.2.怎样

11、保存文件的?_ I _?,switch on/turn on,How do save the document,3.她朋友通常在电脑上做什么？_?on the computer?4.他通常使用电脑做作业。He _ the computer to _.,What does her friend usually do,usually uses do his homework,5.最后，把打印机和电脑连接起来。_,_ the printer _ the computer.6.你发送多少邮件?_ emails _?,Finally connect to,How many do you send,B.根

12、据首字母提示完成短文：Lingling wants to write her homework on the computer.(1)B_ she doesnt know(2)h_ to do it.Daming is helping her.(3)F_,use the mouse and click“new document”to(4)o_ it.,ut,ow,irst,pen,Next,use the(5)k_ to write her homework in the new(6)d_.Then,click“save”to(7)s_ the document and write a nam

13、e it in the(8)b_.Then(9)c_“save”again.Finally,click“print and“OK”to(10)p_ the document.,eyboard,ocument,ave,ox,lick,rint,基数词：one,two,three,four,five,nine,ten,eleven,twelve,twenty,twenty-one,序数词：first,second,third,fourth,fifth,ninth,tenth,eleventh,twelfth,twentieth,twenth-first,基数词和序数词,基数词1.one2.two3

14、.three4.four5.five6.six7.seven8.eight9.nine10.ten,序数词firstsecondthirdfourthfifthsixthseventheighthninthtenth,序数词缩写1st2nd3rd4th5th6th7th8th9th10th,基数词11.eleven12.twelve13.thirteen 14.fourteen 15.fifteen 16.sixteen17.seventeen18.eighteen 19.nineteen,序数词eleventhtwelfththirteenth fourteenth fifteenth si

15、xteenthseventeentheighteenth nineteenth,缩写11th12th13th 14th 15th 16th17th18th 19th,基数词20.twenty30.thirty 40.forty 50.fifty 60.sixty 70.seventy80.eighty 90.ninety,序数词twentieththirtieth fortieth fiftieth sixtieth seventietheightieth ninetieth,缩写20th30th 40th 50th 60th 70th80th 90th,基数词21.twenty-one32.thirty-two 43.forty-three 55.fifty-five 64.sixty-four 76.seventy-six89.eighty-nine 98.ninety-eight,序数词twenty-firstthirty-second forty-third fifty-fifth sixty-fourth seventy-sixtheighty-ninth ninety-eighth,缩写21st32nd 43rd 55th 64th 76th89th 98th,