高考英语二轮总复习课后习题 阅读理解能力升级练 考点分类练(十一) 词句猜测题——代词指代类 (3).docVIP

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考点分类练(十一)词句猜测题——代词指代类

A

(山东淄博一模)

Severalyearsago,whensomeoneusedcameracoverstoprotectagainstpossiblemonitoring,itwasnotpopulartotalkaboutit.Today,peopleusevarioustypesoftapestocoverthewebcamerasandmicrophones.

Therearemanytypesofspywarethatcandiveintoourdevicesandsecretlyspyonthem,recordingeverythingtheydo.Suchprogrammesmayinfectnotonlycomputersbutalsosmartphones.YourdatamaybeusedbyhackerswhowilltrytorequestmoneyfornoteationorbycompanieslikeNSOGroupwhocreatedakindofspywareto“provideauthorisedgovernmentswithtechnologythathelpsstruggleagainstterrorandcrime”.

Inmyopinion,theprotectiontechniqueishighlyoverestimated.Userstapethecamerasandmicrophonesthroughlackofunderstandingofhowtheirdevicesworkandhowthemalware(恶意软件)works.Hackersandevensecretservicesdonothaveenoughresourcestomonitorallvictimsusingthecamerasormicrophones.Iftheyneedtogetanyinformation,theygetitbysendingatargetedvirustoyourdevice,whichwillnotbestoppedbythetapes.Suchaviruswillfindwhattosteal—frompersonalphotosandvideostopasswordsfromsocialnetworks,browserhistory,bankaccountsandsoon.

Itisunwisetobelievethatattackerswillnotbeabletofindawaytospyonyou,evenifthedevice,dischargedtozero,canstilldeliverdataaboutyourlocation,usingthesmartphonesofthesurroundingpeopleassignalrepeaters.Letusfaceit:weliveinanerawhenitiseethingandapieceoftapeisclearlynotthemostusefultoolinthestruggleforyourprivacy.

Again,tobeabletospyonyou,attackersneedtoplantthemalwareinyourdevice.Topreventthemalwarefromenteringyourdevice,donotclicksuspectedlinksandemailattachments.Usestrongpasswordsforemail,socialmediaandonlinebankaccounts.

1.Whatdoestheunderlinedword“them”inparagraph2referto?

A.Cameras.B