问题描述：
Youmayopenyourelectronicmailandfindinformationabouthowtobuymedicinecheapairlineticketsbooksandofcoursecomputersandcomputerproducts.Theremayalsobeoffersforinvestmentdealsbankloansandspecialholidays.Howevertomanycomputerusersthisuseofelectronicsparetosellproductshasbecomeamajorproblemasitmakescomputercommunicationmoredifficult.
Manycompanieswhowanttosendagreatdealofadvertisingmightusetheservicesofa“spammer.”Aspammerisapersonorcompanythatusescomputerstosendoutmillionsofcopiesofthesamesalesinformation.Spammersfinde-mailaddressesfromwebsitesnewsgroupsand“chatrooms”wherepeoplesendmessagestoeachother.Mostspareissentbycompanieswhoaretryingtogetyoutobuytheirproducts.Someofthesearehonestcompaniesthatoffergoodproductsorservicesforafairprice.Thesecompaniescanoffertheirproductsatacheaperpricethanyoumightfindinastore.HowevermuchofthespamontheInternetissentbycriminalswhoaretryingtosellproductsthatdonotexistorofferservicestheywillnotprovide.Theyareonlyinterestedinstealingyourmoney.Whenyouanswertheirspamyoufindyouareexpectedtosendthemmoneyandreceiveagift.OnecountryinAfricahasbecomefamousforthenumberofcriminalswhotryeveryknowntricktoseparatepeoplefromtheirmoney.
1.Whatdoesthe underlinedword“spam”intheparagraphprobablyreferto?
A.Unwantedelectronicinformationthatreachescomputerusers.
B.Computervirusthatcausescomputercommunicationdifficulties.
C.Advertisementssentoutbycompanieswhowanttoselltheirproducts.
D.Companiesthatsendoutmillionsofcopiesofthesamesalesinformation.
2..WhichofthefollowingisTRUEaccordingtothetext?
A.Companieswhowanttosendagreatdealofadvertisingarereferredtoasspammers.
B.Spammersarepeoplewhocollecte-mailaddressesfromwebsitesnewsgroupsand“chatrooms”.
C.Eitherindividualsororganizationscanberegardedasspammersiftheysendoutspam.
D.Spammersarepeoplewhoreceivespamontheircomputers.
3.Whichisthepossiblesuggestionfromthewriterconcerningspam?
A.Spainisveryhelpf