牛津译林版高中英语选修七春高二英语unit3《periodthreewordpower》课件.pptx（纯ppt,不包含音视频素材）

1、madeofcanruohanxingUnit 3 The world online1.You see a set of keys for typing.keyboard 2.You use it to store information.It can store more information than a floppy disk.hard disk3.You see words and pictures on it.screen 4.It is a machine that puts words and pictures onto paper.printer 5.It is a smal

2、l device moved by hand.It controls the cursor on the screen.mouse 6.It is a part of the computer where the sound comes out.speaker 7.These are sets of instructions that control your computer.program 8.It is a short,movable line on the screen.cursor 9.It is a small square of plastic on which a comput

3、er mouse moves.mouse mat Try to explain these words in English1.This means to look at information without a special goal.2.When you are looking for specific information,you can use it.3.When you find something on the Internet that you want to save into your computer,you can use it.4.If you have some

4、thing you want to publish on the Internet from your computer,you can use it.browseuploaddownloadsearch5.When the information you are trying to see does not appear quickly,or the web page has a problem,you can click on it and the information may appear again without a problem.6.You can click on this

5、button to return to a page that you might want to come.7.If you want to stop looking at a page,but you might want to come back to it later,you can use the button and the name of the page will stay at the bottom of your screen.If you click on the name again,the page will return to your screen.8.When

6、you want to bring a page to full size,click this icon.9.When you finish viewing a page,you can click on this icon at the top right hand corner to exit the page.minimizeback arrowcloserefreshmaximize1.This is a program that lets you search a website or the whole Internet to find information.2.This is

7、 the words between www.and“.com”,“.net”,“.org”,“.edu”,etc.where on the Internet you can find a website.3.This is the first page of a website,with links to all the other pages.4.This means the World Wide Web,also the first part of a website address.5.It includes all the pages at an address that make

8、up the site.6.This is one page of a website.7.When you want to move to a new web page,you can click on this(a button,word or address).8.This is a type of computer code that can harm your computer.9.This is a person who tries to get private or protected information from websites illegally.web pagelin

9、kweb addresswebsitesearch enginehome pagewwwhackervirusConsolidation exercisesKenny is writing an e-mail to his grandfather,who has just learned to use a computer.Help him choose the correct words to teach his grandfather about the Internet.Dear GrandpaIt is wonderful that you are finally interested

10、 in the Internet.Now we can use it to keep in touch.You can make new friends and find information on the internet too.You can either（1）_,which means just looking at general information,or use a（2）_ to search.Just type in what you want to know and the program will help you find what you want.It will

11、give you a list of（3）_.These are all links.That means you can click on them,and the Internet will take you to the（4）_ with the information you need.Other times,you will find yourself at the（5）_.That is the first page of a website.browsesearch engine web addresses web pagehome pageIf you dont find wh

12、at you need,you can click on the（6）_ and return to the previous page.If it takes a long time for a page to appear on your screen,you can click the（7）_ button,and usually it will reappear faster.If you want to keep the page available while doing something just(8)_ it.It will“wait”at the bottom of the

13、 screen.Should you ever find information you want to save on your own computer,you can(9)_ it.Just be careful,because you can get viruses from some websites!If you want more help,just e-mail me.I love the Internet and I can always help you.Love,Kenny back arrow refresh minimize download Language poi

14、ntsmeanvt.意意欲欲，计计划划want or plan to do something We had meant to be early.I meanyou to spend this money for yourself.vt.（指指字字句句等等）意意指指，意意谓谓(of words,sentences,etc.)signify,importA dictionary tells you what wordsmean.This wordmeansnothing.mean adj.吝吝啬啬的的，自自私私的的wanting to keep everything for yourself S

15、he ismeanand never invites people to meals.adj.卑卑鄙鄙的的 of low character,aims,etc.It is ameanmotive.Ouch!You hurt me!I am sorry.But I _ any harm.I_ to drive a rat out.A.didnt mean;tried B.dont mean;am trying C.havent meant;tried D.didnt mean;was tryingin advance before a particular time,or before doing a particular thing:提提前前If youre going to come,please let me knowin advance.If you want to get the book,you must pay for itin advance.1.Parts B1 and B2 on page 117 of the Workbook.2.Prepare Grammar and usage.