高考英语高频考点专项练习 完形填空 说明文议论文21篇一.docx

高考英语高频考点专项练习 完形填空 说明文议论文21篇一.docx

《高考英语高频考点专项练习 完形填空 说明文议论文21篇一.docx》由会员分享，可在线阅读，更多相关《高考英语高频考点专项练习 完形填空 说明文议论文21篇一.docx（15页珍藏版）》请在冰豆网上搜索。

高考英语高频考点专项练习完形填空说明文议论文21篇一

完形填空说明文/议论文专练一（7篇）

一、阅读下面短文,从短文各题所给的四个选项（A、B、C和D）中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。

Nowadays,manyofustrackourstepswithsmartwatches,pedometers（计步器）orphoneappsandareofcoursethrilledwhenwereachthatall-importantdailygoalof10,000steps.Youmight    1    thatthisnumberhasappearedafteryearsofresearch.  

The    2    number“10,000”datesbacktoamarketingcampaign    3    shortlybeforethestartofthe1964TokyoOlympicGames.Acompanybegan    4    apedometercalledtheManpo-kei:

“man”meaning10,000,“po”meaning    5    and“kei”meaningmeter.Itwashugely    6    andthenumberseemstohavestuck.Manybuyersareappealedbythenewdevice.

Sincethen,studieshave    7    thehealthbenefitsof5,000with10,000stepsand,not    8    ,thehighernumberisbetter.Butuntilrecently,allthe    9    betweenhadn’tbeenstudied.I-MinLee,aprofessorof    10    atHarvardMedicalSchool,andherteam    11    agroupofmorethan16,000womenintheirseventies.Eachwomanspentaweek    12    adevicetomeasuremovementduring    13    hours.Whenthey    14    thewomenupanaverageoffouryearsandthreemonthslater,504died.Howmanystepsdoyouthinkthepeoplealivehadbeendoing?

Infact,theaveragenumberfor    15    wasonly5,500butnot10,000.Womenwhotookmorethan4,000stepsa    16    weresignificantlymorelikelytostillbealivethanthosewhodidonly2,700steps.It’ssurprisingthatsuchasmall    17    couldhaveconsequencesforlongevity（寿命）.

However,physicalconditions    18    frompersontoperson,andweshoulddoitwisely.Socountifyoufindit    19    you,butrememberthere’snothingspecialabout10,000steps.Setthegoalthatis    20    foryou.

1.A.assume    B.admit    C.acquire    D.afford

2.A.delicate    B.ordinary    C.abstract    D.magic

3.A.recommended    B.launched    C.stated    D.commanded

4.A.marketing    B.purchasing    C.manufacturing    D.donating

5.A.walkers    B.runners    C.steps    D.numbers

6.A.thoughtful    B.successful    C.plentiful    D.powerful

7.A.identified    B.displayed    C.compared    D.compromised

8.A.excitingly    B.disappointingly    C.amusingly    D.surprisingly

9.A.signs    B.strengths    C.symbols    D.numbers

10.A.psychology    B.mathematics    C.medicine    D.philosophy

11.A.focusedon    B.tookpartin    C.gotalongwith    D.thoughthighlyof

12.A.associating    B.wearing    C.undertaking    D.claiming

13.A.walking    B.sleeping    C.running    D.shaking

14.A.remarked    B.distinguished    C.acquainted    D.tracked

15.A.women    B.deaths    C.survivors    D.people

16.A.day    B.hour    C.month    D.week

17.A.distance   B.growth    C.decrease    D.difference

18.A.separate    B.reflect    C.vary    D.recover

19.A.distracts    B.motivates    C.indicates    D.accumulates

20.A.challenging    B.appropriate    C.beneficial    D.creative

二、   TheAmazonrainforestissoimportantthatfrequentlyregardedasthe“lungsoftheplanet”.Scientistshavefoundasmallnumberoftreespeciesthataredoingtheheaviest   1    astheyhelpto   2    globalwarming.

   Theirdiscoverythat182species   3    halftherainforestwood-boundcarbonsuggeststhatthefutureoftheworld’sclimate,andthelinesofitscoastalareasare   4    withthefateofthissmallpartofabout16,000Amazoniantreespecies.

   Despiteongoinglogging（伐木工作）andrecentdrought,theAmazonis   5     toperhapsasixthofthecarbonstoredinlivingplantstheworldover,helpingtokeep   6    ofclimate-changingcarbondioxide   7    intheatmosphere.

    “TheAmazonisaparticularlyimportantcarbonstock,andit’scurrently   8    acarbonsink,”SophieFausetsaid.”Whatwe’retryingtodoisincreaseourunderstandingof    9     thiscarbonisgoingandwhichtreesarestoringit.”

  “Thereareafewspeciesthatseemtogrow   10    andthosearethehugeonesyou’dwanttoemphasizeinthe   11    oftheforest,”saidprofessorJohnBattles.

    “Ifyouweremanagingtoprotecttheseforests,youwouldleavethesetrees.”

   Oneofthemostcarbon-hungrytypesoftrees   12    inthestudywastheBrazilnuttree,whichgrows   13    thatcaneasilygobeyondaheightof100feet.   14    totalgrowthandproductivitytheyrankedfourthoverall,andtheywerefoundto   15    1.3percentoftheforest’scarbon.

    “Giventhehugebiologicaldiversityoftropicalforests,   16    cyclingwouldbemoreequallydistributedamongplantspecies,”RosieFishersaid.“This   17    overturns（推翻）theoriginallyimaginedpattern.”

   Fishersaidshewouldbe“   18    tosuggestthemostobviousideathatwecouldstorelotsofcarbonbyplantingtheseverylargespecies”.Beca