m7u3-模块七第三单元-Project Doing research on the Internet.ppt

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1、M7U3ProjectDoingresearchontheInternetIfyouaregoingtodoaresearchonsomething,inwhatwayscanyougettheinformationneeded?BrainstormingReadingnewspapersandmagazinesWatchingTVprogramsListeningtotheradioCommunicatingwithothersgotothelibrarytoconsultthereferencebooksurftheInter

2、nettosearchforinformationsearchengine搜索引擎subjectdirectory主题目录1.WhatarethethingsweshouldkeepinmindwhenweusetheInternettodoresearch?FastreadingStepone:choosingasearchserviceSteptwo:searchingforinformationStepthree:usingyourinformationTwo.Searchenginesandsubjectdirectori

3、es(主题目录).2.Howmanyservicesyoucanchoosetoassistinyoursearch?Whatarethey?Carefulreading(1)ReadStep1andtrytoworkoutthedifferencesbetweensearchengines&subjectdirectories.searchenginessubjectdirectoriesatypeof________________builtbyhumannotclassifiedbysubjectdividedinto___

4、________linkedto_______________basedonthekeywordsyoutypeinconnectedtosome_____ofarticles/pages,sometimesashortsummary.Thecontentsare_______________________.Mostofthecontentsareevaluated,relevantandcorrect.computerprogramspecificsubjectcategoriesfullarticles/pagestitle

5、unevaluated/uncheckedcomparisonQ:Whichservicewillyouchoose?Why?Carefulreading(2)ReadStep2anddecidewhetherthefollowingstatementsaretrue(T)orfalse(F).TheinformationontheInternetisalwaysup-to-date.2.Thewebsitestendtostatewhentheinformationisupdated.3.Peopleusuallyputcorr

6、ectinformationontheInternet,sotheinformationisalwaysreliable.4.Bothpersonalpagesandgovernmentpagesareequallytrustworthyfordoingresearch.5.Thewayyoutypeyourkeywordsaffectstheresultsofyoursearch.T(true)orF(false)TheinformationontheInternetisalwaysup-to-date.2.Thewebsite

7、stendtostatewhentheinformationisupdated.FTTheinformationontheInternetisalwaysup-to-date.2.Thewebsitestendtostatewhentheinformationisupdated.3.PeopleusuallyputcorrectinformationontheInternet,sotheinformationisalwaysreliable.4.Bothpersonalpagesandgovernmentpagesareequal

8、lytrustworthyfordoingresearch.5.Thewayyoutypeyourkeywordsaffectstheresultsofyoursearch.FTFFTT(true)orF(false)Whyshouldwechec