2019高考英语一轮复习完形填空语法填空练习（3）（含解析）

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1、2019高考英语一轮完形填空+语法填空练习（3）李仕才第一部分：完形填空AWhenyourchildissupposedtobedoinghomework,aretheychattingwiththeirfriendsonFacebookorplayinggames?Manystudieshaveshownthatmultitaskingdoesn't__1__，__2__youchildisprobablyproudlyclaimingtheycandotenthings__3__！Manypeoplebelievethattheycan__4_

2、_twoormoretasksatthesametime,butDr.EdwardHallowellsaysthisis__5__.Therealityisthatmultitasking__6__poorjobperformance.Newhandhelp__7__suchassmartphones,iPads,gamesandsocialnetworkingsitesmakeitveryeasytomultitaskand__8__attentionleadingtodifficultyfocusingonthetask__9__，suchas

3、listeningintheclassroomordoinghomework.“__10__，thebrainactually__11__kidsformultitaskingeventhoughyourchild'sperformanceoneverytaskgetsworseandworse.Kidsdon'tknowthattheyaredoing__12__becausetheyfeelbetterwhentheymultitask，”saysDr.EdwardHallowell.__13__theappearanceofhandheldd

4、evicesandsocialnetworkingsites,teachershavenoticedadifferencein__14__performance,criticalthinkingskillsandhowinformationis__15__.“Multitaskingpreventspeoplefromgainingadeepunderstandingoftheinformationtheyaretryingtolearn，”saysDr.EdwardHallowell.Kidshaveadifficulttimestickingw

5、itha“difficulttounderstand”topicand__16__toallowthemselvestobedistracted(注意力分散的),totuneoutandswitch__17__toFacebookorusingtheircellphones__18__workingharderatunderstandingadifficultsubjectorproblem.Inthelong__19__，multitaskingaffectsgrades.OnestudyshowsthatkidsthatusetheIntern

6、etwhileinclassdo__20__ontests,resultinginlowergrades.1．A.playB．understandC．useD．work2．A.onlyifB．eventhoughC．sothatD．nowonder3．A.atonceB．rightawayC．innotimeD．atrandom4．A.advocateB．dealC．performD．prefer5．A.impossibleB．importantC．impatientD．impolite6．A.resultsinB．resultsfromC．exi

7、stsinD．existsfrom7．A.designsB．discoveriesC．equipmentD．evidence8．A.attractB．drawC．payD．share9．A.athandB．ontimeC．onscheduleD．attimes10．A.UncertainlyB．UnfortunatelyC．UniversallyD．Undoubtedly11．A.remainsB．rewardsC．regardsD．reflects12．A.betterB．wellC．badD．worse13．A.SinceB．BeforeC．W

8、henD．While14．A.accidentalB．accurateC．accessibleD．academic15．A