高二英语精品课件：UNIT3 THE WORLD ONLINE-PROJECT（牛津译林版选修7）.ppt

1、ProjectUnit3Doing research on the Internet What do you use the Internet for?Lead-in:Doing research on the InternetCheck homework:What are the steps you should keep in mind,when using the Internet to do research?Step one:choosing a search serviceStep two:how to searchStep three:using your information

2、Step one:choosing a search serviceAsk and answer:1.What are the two search services mentioned in this brief guide?2.What do they both give us?3.Can you give us some examples of search engines?Search engines&subject directories.They both give us direct links.Google,Yahoo,Lycos and ExciteReading:True

3、or false questions:1.Search engines are a type of computer program.2.Search engines present evaluated contents because the information has been checked by a person.3.You need to be patient when using subject directories because the links go to the full articles or pages.4.The links of the search eng

4、ines are not classified by subject.5.The information in subject directories is not only relevant and correct,but also up to date.TFFTFunevaluatedhasnt beensearch enginesnot alwaysSearch enginesSubject directories A type of.program Built by.Search the Internet based on the.you type in The results of

5、search are divided into.subject puterhumansComparison between the two search serviceskey word(s)specific Present the full.or .Present a bunch of.of articles or pages and,sometimes,a short .Present.or unchecked contents Present,and correct information,but not always up to datearticlespagestitlessumma

6、ryunevaluatedevaluatedrelevantStep two:how to searchThere are several things to take into consideration when you are searching:1.Information gets old!2.People put information on the Internet.3.The way you type your key words makes a difference.Find the right answer:1.Where will many sites state the

7、date they were last updated?A.In the middle of the page.B.At the bottom of the page.C.At the front of the page.D.Usually on the right side.2.According to the passage,why do we usually need to check the source of the information we find?A.Because the date is too old.B.Because we cant surf on personal

8、 web pages.C.Because not everyone will proofread their own writing and correct errors that they made.D.Because we are afraid of virus.3.Which of the following web pages is much better for doing research on the Internet?A.Personal web pages.B.Pages managed by organizations and companies you trust.C.G

9、overnment pages.D.Both B and C.4.If you are not sure about the information,you can consult other web pages to confirm the information,which is called_.A.cross-checkingB.proofreadingC.reviewD.careful reading5.According to the passage,if you want to learn about sports but you dont want any information

10、 about swimming,you should type_.A.sports swimmingB.“sports”-“swimming”C.“sports”+“swimming”D.sports-swimmingStep three:using your information To copy the words just as you found them is not only cheating,but also not legal.So what should you do after searching?:SummaryThe Internet has enjoyed incre

11、ased popularity among people all over the world.Therefore,doingonline is common among net users.There are some tips you can follow to get satisfactory results.researchFirst of all,before you get down to searching information,you should.a search service between search engines and subject directories.

12、Search engines can show you the pages that contain the word(s)you have typed in.Subject directories are by subjects and provide information that has been.by people.choosekeyclassifiedcheckedSecondly,when searching online you must take the following into.Is the up to date?Is it correct?Usually you ha

13、ve to other web pages to it.How to type the key words?Try to use some ,such as“+”and“-”to make your search more accurate.considerationinformationconsultconfirmsymbols Thirdly,after finding the information,do not copy the words just as you found them.This is cheating and is.The right thing you should

14、 do is to write an of the information in your own words and never forget to a list of the websites you have referred to when your report is finished.illegaloutlineattachDoing a projectUse the internet to do research on a topic对做研究记住,牢记根据被分类要求某人做某事与有关被分成大量标题对有益考虑，考虑到在的底部一般情况下对有把握，很肯定有关系，有影响搜索某物属于某人做关

15、于的决定附一张关于的清单遵循这些建议useful phrases:useful phrases:1.do research on2.keep.in mind3.be classified by4.require sb.to do 5.be related to6.be divided into7.a bunch of titles8.be useful to9.take into consideration10.at the bottom of11.as a general rule12.be sure about13.make a difference14.search for15.sth.belong to sb.16.make a decisionabout17.attach a list of18.follow these tips1.Present your research in your exercise books.2.Translate the phrases on you papers,and underline them in the passage.HOMEWORK