Unit4Lessons19~21Ⅰ.完形填空Computersarenowascommonlyusedinbusinessasthetelephone.Therefore,it'simportantthatpeopleknowhowto1themefficiently(有效地).Now,youandyourwholeteamare2todothisonyourcomputerinthesimplestway—takingouronlinecourses.Andthenyoucanlearnandpractice3yourself.

Thepersonwho4onthescreenactsasyourteacher,guidingyouthroughthetasks5explainingeverything.Thenmoredifficultexercisesallowyoutopracticethethingsyouhavelearnedand6yourunderstanding.

7coursesareexcellentvalue(價值)—only69.99pounds.Youcan8yourselfmoneyifyoubuythecompletecollectionofsevencourses.Thisisnowavailableattheretail(零售)9of410pounds.Youcanmakea10savingof10%byorderingthecompletecollectionwithinthenextthirtydays.

()1.A.make B.use C.travel D.imagine()2.A.able B.lazy C.strict D.terrible()3.A.to B.in C.by D.on()4.A.appears B.disappears C.invents D.hides()5.A.if B.but C.and D.nor()6.A.test B.miss C.kill D.throw()7.A.These B.Each C.Every D.Either()8.A.change B.save C.teach D.steal()9.A.money B.worth C.shop D.price()10.A.thinner B.further C.simpler D.easierⅡ.閱讀理解It'sreportedthattwenty-oneonlinevideoplatformshadintroducedananti-addictionsystem(防沉迷系統)bytheendofMay,2024.Thissystemaimstoprotectteenagersandmakesureoftheirhealthydevelopment.Threeshortvideoplatforms—Douyin,KuaishouandHuoshan,havealreadystartedtheanti-addictionsystemsinceMarch,2024.Underthesystem,whenusersopenanonlinevideoappforthefirsttimeeachday,apop-upwindow(彈窗)willdirectthemtoateenagermode.Themodewilllimittheusers'onlinetimeandaccesstovideocontent(查閱的權利).SincethesystemwasintroducedinMarch,2024,around460millionusershavereceiveddailyreminders,and52.6millionofthemhavechosentheteenagermode.Atthesametime,videoplatformsareaskedtoimprovetheirmonitoringoftheuploadedvideocontent.Theyshouldofferusersfilms,TVseriesandvideosofqualityandeducationalcontent.Theofficialsaysthattheanti-addictionsystemwillalsobeusedinonlinelivestreamingplatforms(直播平臺)inthefuture.Nowadays,Chineseyoungpeoplespendalotoftimeontheirsmartphoneseveryday.Entertainmentlikesocialmessaging,surfingandlivestreaminghasbecomeabigpartoftheirlives.Therefore,itisveryimportanttoprotectthemfromharmfulcontent.()11.Whywasananti-addictionsystemintroduced?A.Tomakeshortvideoplatformsmorepopular.B.TogiveteenagersmorefreedomontheInternet.C.Tomakeshortvideoplatformsmakelessmoney.D.Tomakesureofteenagers'healthydevelopment.()12.Whichofthefollowingvideoplatformsisn'tmentioned?A.Douyin. B.Kuaishou.C.Huoshan. D.Douyu.()13.Whatisapop-upwindowusedtodo?A.Tolimittheusers'onlinetime.B.Tolimitaccesstovideocontent.C.Todirectuserstoateenagermode.D.Todirectuserstoopenavideoapp.()14.What'sthemeaningoftheunderlinedword“reminders”?A.提示 B.化解 C.行為 D.發展()15.What'sthebesttitleofthepassage?A.Ananti-addictionsystemB.ThreeshortvideoplatformsC.OnlinelivestreamingplatformsD.Whatharmfulvideoplatforms!

答案Ⅰ.1.B2.A句意:現在你和你的整個團隊能在電腦上以最簡潔的方式做這件事——上網上課程。able意為“有實力的”;lazy意為“懶散的”;strict意為“嚴格的”;terrible意為“可怕的”。beableto意為“能夠”。故選A。3.C4.A5.C6.A句意:然后更難的練習允許你練習你學到的東西,并且測試你的理解力。test意為“測試”;miss意為“錯過;惦念”;kill意為“殺死”;throw意為“扔”。由句意可知選A。7.A8.B句意:假如你買了全套七門課,你可以省下自己的錢。change意為“變更”;save意為“節約”;teach意為“教”;steal意為“偷”。由句意可知選B。9.D10.BⅡ.[主旨大意]據報道,截至2024年5月底,已有21家網絡視頻平臺推出了一套防沉迷系統。這一系統旨在愛護青少年,確保他們的健康成長。11.D細微環節理解題。由第一段的最終一句“Thissystemaimstoprotectteenagersandmakesureoftheirhealthydevelopment.”可知,之所以推出防沉迷系統,是為了確保青少年的健康成長。故選D。12.D細微環節理解題。由其次段可知,本文只提到了抖音、快手和火山三個短視頻平臺,但沒提到斗魚。故選D。13.C細微環節理解題。由第三段第一句“…apop-upwindowwilldirectthemtoate