Weallknowthefeeling：lookingatthecomputerscreen，pretendingtobeinterestedinourhomework，eventhoughwereallyfeelbored．Butsuchfeelingsmaysoonbeatanend，saysDr．HarryWitchel，headoftheEssexMedicalSchool．Hebeli

　　Weallknowthefeeling：lookingatthecomputerscreen，pretendingtobeinterestedinourhomework，eventhoughwereallyfeelbored．Butsuchfeelingsmaysoonbeatanend，saysDr．HarryWitchel，headoftheEssexMedicalSchool．Hebelievesthatcomputersofthefuturewillnoticewhenpeoplefeelboredandeventakeactiontostop it．

　　Beforeyougetconcerned，themachinewon'tbereadingyourmind．Itwillbeobservingthemanymovementsyoumakewhileusingacomputer．It'snotinterestedinthebigmovementsneededtousethemachine 一 likemovingamouseortouchingascreen-butsmall，barelynoticeablemovementslikeclosingyoureyes，movinginyourseatorrubbingyourface．Witchelcallsthese"boredommovements"andsaystheyshowhowinterestedthepersonisinwhattheyarereadingorwatching．Thehighertheinterestlevel，thelessmovement!

　　Totesthistheory，Witchelinvited27peopletoperformvariouscomputer-basedtasks．Theactivitiesrangedfromplayingonlinegames （aninterestingtask） toreadingdocumentslikegovernmentlawsthatmostpeoplewouldfindboring．

　　Aspecialvideocamerafollowedtheparticipants'movementsastheycompletedeachtask．Justastheresearcherexpected，the"boredommovements"greatlydecreased，byasmuchas42%，whenthesubjectswereveryinterestedinwhattheywerereadingorseeing．

　　Fortunately，DrWitchelisn'tplanningtousehisresultstocreatemachinesthatreportstudentswhoarenotpayingattentionatschool．Instead，hewants"movementsensing"technologytobebuiltintofuturecomputersinordertoimprovestudents'computer-basedlearningexperience．

　　Thescientistsaysthatbymeasuringthestudents'interestlevelastheywork，educatorswillbeabletoadjusttheirmaterialsinreal-timetokeepstudentsfocused．Witchelalsobelievesthatthetechnologycanprovidefilmmakerswithhonestaudienceopinionsandinthefuture，helptodevelopmoreintelligentrobots．

　　32．Whatdoestheunderlinedword"it"inParagraph1referto？___

　　A．Homework．B．Acomputer．C．Boredom．D．Thefuture．

　　33．WhydidDrWitchelcarryouthisresearch？___

　　A．Todiscoverhowboredpeoplemove．

　　B．Tofindoutwhatmakes