[简答]  二、阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。Withtheexplosionofdigitalmediainrecentyears,agrowingnumberofstudentsarespendingtheirtimeinfrontofthesmallscreen---whetherit’saSmartphone ortablet.Injusttwoyears,thenumberofUSchildrenusingdigitalmediahasdoubledto72percent,accordingtoasurveybyCommonSenseMedia.Onaverage,studentsspendabouttwohoursadayinfrontofthescreen.WatchingTVmakesuphalfofthistime.Butgradually, thetimechildrenspendwatchingTVisdecreasing,withmoreandmoretimebeinggiventodigitalmedia. Someofthecommonthingskidsdowithdigitalmediaareplayinggames,watchingvideosandsendingmessagestofriends.Thedigitalworldcanbeusedveryeffectively.Inthesurvey,74percentofteacherssaidthatdigitalmediawouldimprovestudents’ learning. Asstudentscanquicklygetholdofinformationtheyneed.However,withoutguidance fromteachersorparents,digitalmediamayhavebadinfluenceonstudents’ attentionspanandcommunicationskills.Soit’salwaysbesttouseyoursmartphoneandtabletcarefully.Whenusingdigitalmedia,youneedtofindabalance.Justlikestudy,toomuchcanleadtoinformationoverload,andgiveyouaheadache.Also,makesureyoursmartphoneortabletdoesn’ttakepriorityovermoreimportant tasks.Giveyoureyesarest,andremember:offlineisjustasfunasonline.1.Twoyearsago,thenumberofUSchildrenwhousedigitalmediamadeup_____.A.72%B.36%C.74%2.WhichisnotTRUEaccordingtothepassage?A.Usingdigitalmediaisgoodforstudents’ learning.B.Usingdigitalmediacanimprovestudents’ communicationskills.C.Studentsshouldusetheirdigitalmediaunderadults’ guidance.3.Theunderlinedword“overload” inthelastparagraphmeans_____inChinese.A. 重叠B.夸大C.超负荷4.Thearticlementionsthatkidsusuallyusedigitalmediato_____.①play games②sendmessagetofriends③watchvideos④shoponlineA.①②③B.①②③④C.①③④5.WhyisthetimechildrenspendwatchingTVdecreasing?A.Becausetheyneedabalanceofstudyandentertainment.B.BecausetheTVshowsaren’tinterestingatall.C.Becausetheyturntospendmoretimeondigitalmedia.