電大國開?？疲ǜ酱鸢福独砉び⒄Z4》形考在線(單元自測7)試題

國開電大?？啤独砉び⒄Z4》在線形考單元自測7試題及答案說明：資料整理于年9月。單元自測7試題及答案說明：測試中共有6道隨機(jī)題，其中有5道選擇題和1道完形填空題；均可以從下面題庫中找到試題及答案。第一大題：選擇題(隨機(jī)抽其中5道)_________peoplearenolongerworriedaboutwhethertheirfoodissafeornot_____theyenjoyabetterlife.A.Onlyif……canB.Ifonly……canC.Whatif……can排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：A―Doyoueatporridgeeveryday?―___________________.A.PorridgeismyfavoriteB.No,sometimesI’dhaveacupofsoybeanmilk,aboiledeggandasteamedbunformybreakfastC.Iseldomeatfastfoodbecauseit’srichinfat排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：B―Ithinktheotherreasoncanbeidentifiedfromtheindustrializationoffoodproduction.―_________.Someillegaltraderscareaboutnothingbutmakingmoney.A.ThatbothersmetooB.IsincerelyhopethatthewholesocietypaymuchmoreattentiontofoodsafetyC.Yes,youbet排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：C―Sohowcanwebuysafefood?―___________________.A.Thehighertheprice,thesaferthefoodB.WecanplantvegetablesandfruitsbyourselvesC.Whenwechoosefood,wemustremembertocheckitstag,confirmingwhetherthebasicinformationismarkedonit排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：C―WhatisU.S’sexperienceinfoodsafetymanagement?―___________________.A.U.S.dobetterinthispointB.TheyareimprovingthelegalsystemallthetimeandverystrictinlawenforcementC.Someillegaltraderscareaboutnothingbutmakingmoney排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：B―Whatwouldyouliketohaveforbreakfast?―_________.Wouldyouliketohaveataste?A.Twistedcruller,IboughtitthismorningB.IalreadyhadmybreakfastC.Breakfastisthemostimportantmealoftheday排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：AAnimalfarming_________abouthalfofallhuman-causedgreenhousegases.A.countforB.accountsforC.counton排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：BIamreally_________byfreshingredients,intricatecookinganddiversetraditionsofChinesefood.A.fascinatedB.fabricateC.fancy排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：AModernMeadowisastartupthatengineerstissuestocreatelab-grown_________meat.A.edibleB.editableC.edify排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：ASomeillegaltraderscareaboutnothingbut_________.A.tomakemoneyB.makingmoneyC.mademoney排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：BTheproblemisunevendistribution,_________870millionsufferingfromhunger.A.leftB.toleaveC.leaving排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：CThetechnologyhasseveraladvantages_________earlierattemptstoengineermeatinvitro.A.incomparisonofB.incomparisontoC.comparewith排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：BTheyshouldnevertrytopursueprofit_________healthandlifeofpeople.A.intermsofB.atsightofC.attheexpenseof排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：CThis,theyargue,willbeessentialto____theneedsofaboomingpopulationindecadestocomeandavoidingstarvation.A.meetB.meetingC.met排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：B5.Thislab-grownmeathasalreadywidelyreceivedbythemasses.{T;F}Youcanhaveeggs_________orhard-boiled.A.fryingB.friedC.havefried排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：B第二大題：完形填空(隨機(jī)抽其中1道)閱讀理解:閱讀下面的短文,根據(jù)文章內(nèi)容從A、B、C三個(gè)選項(xiàng)中選出一個(gè)最佳選項(xiàng)。(教材課文原文){A.By;B.In;C.Until}2050,theworld’spopulation{A.projected;B.isprojected;C.hasbeenprojected}toriseto9billionfromjustover7billioncurrently.Proponentsofgeneticallymodifiedfoodssaytheyaresafeandcanboostharvests{A.eventhough;B.even;C.though}inbadconditionsbyprotectingagainstpests,weedsanddrought.This,theyargue,willbeessentialtomeetingtheneedsofaboomingpopulationindecadestocomeandavoidingstarvation.{A.Furthermore;B.Moreover;C.However}DougGurian-Sherman,seniorscientistforthefoodandenvironmentprogramattheUnionofConcernedScientists,anadvocacygroup,saidgeneticengineeringforinsectresistancehasprovidedonlyamodestincreaseinyieldssincethe1990sanddrought-resistantstrainshaveonly{A.modestly;B.modest;C.moderate}reducedlossesfromdrought.閱讀理解:閱讀下面的短文,根據(jù)文章內(nèi)容從A、B、C三個(gè)選項(xiàng)中選出一個(gè)最佳選項(xiàng)。(課外選材)Accordingtoexperts,theadvantageofmodifiedfoodisthatithelpsinpreventingtheoccurrenceofallergiesandalsohasalongshelflife.However,amajorportionofthepopulationisagainsttheconsumptionofgeneticallymodifiedfoodandisconcernedaboutitsdisadvantages.Ifyouarealsoconfusedabouttheconsumptionofgeneticallymodifiedfood,readthroughtheprosandconsgivenbelowanddecideforyourself.ADVANTAGESOFGENETICALLYMODIFIEDFOODS●Oneofthemostprominentadvantagesofgeneticallymodifiedfoodisthatithelpsincontrollingtheoccurrenceofcertaindiseases.Certainfoodscauseallergytopeople.TheirgeneticmodificationalterstheDNAsystemofthesefoods,therebymakingthemnon-allergic.●Anothermajoradvantageofsuchtypeoffoodsisthattheygrowfasterthantheirtraditionallygrowncounterparts.Asaresult,thereisgreaterproductivityandmorefood.●Apersonneednotbotheraboutanyadditionalcosts,suchasbuyingchemicalsandpesticides,whenitcomestogeneticallyengineeredfood.Thefoodisnaturallypest-resistant.●Farmingthesefoodscanbeagreatwaytofightworldhunger.Sincethesecropsgrowfasterormoreeffectively,increasedproductionwouldhelpcountrieswhereincropsmaynotnormallyprosperbecauseoflessthandesirableenvironmentalconditions.●Theincreasedshelflifeofthesefoodproductshelpsinreducingthequantityofrottenfood.DISADVANTAGESOFGENETICALLYMODIFIEDFOODS●Thebiggestdisadvantageofgeneticallymodifiedfoodisthattheyhaveharmfuleffectsonthehumanbody.Theconsumptionofthesegeneticallyengineeredfoodscanleadtodevelopmentofdiseasesthatareimmunetoantibiotics.●Chancesofdevelopingcancerarehighinpeoplewhoregularlyconsumeengineeredfood.●Sinceitisanunnaturalwayofproducingfoods,thereisanincreasedhealthhazardsuchasallergens,transferofantibioticresistancemarkersandunknowneffects.●Sincetheproductionofengineeredfoodinvolvesinfusinganimalgenesinthecropsandtamperingwithnature,itmightnotbegoodforconsumptioninthelongrun.1.Howdoesgeneticallymodifiedfoodcontroltheoccurrenceofcertaindiseases?A.Bycross-pollinating.B.Byconventionalcrossbreeding.C.ByalteringtheDNAsystemofthesefoods.排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：C2.Dofarmersneedtobuyanychemicalsandpesticidesiftheyplantgeneticallymodifiedfood?A.Yes,theyneedto.Becausethefoodisnotresisttopests.B.No,theydon’tneedto.Becausethefoodisnaturallypest-resistant.C.No,theydon’tneedto.Becausethechemicalsandpesticidesareprovidedbythegovernment.排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：B3.Whichstatementisnottheadvantageofgeneticallymodifiedfood?A.Itmayhaveharmfuleffectsonhumanbody.B.Geneticallymodifiedfoodgrowsfasterthantheirtraditionallygrowncounterparts.C.Farminggeneticallymodifiedfoodcanhelpfightworldhunger.排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：A4.Whatwouldhappentoapersonifheregularlyconsumegeneticallymodifiedfood?A.Hewouldgetcold.B.Hewouldlosesomeweight.C.Hewouldhavecancer.排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：C5.Whichtitleisthebestforthispassage?A.Cangeneticallymodifiedfoodscombatworldhunger?B.Geneticallymodifiedmood:ouranswerisnoC.Geneticallymodifiedfoods:prosandcons排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬標(biāo)準(zhǔn)表示排漬標(biāo)準(zhǔn)以控制適宜的地下水埋深即耐漬答案：C閱讀理解:閱讀下面的短文,根據(jù)文章內(nèi)容進(jìn)行判斷,正確寫T錯(cuò)誤寫F。教材課文原文THECOMPANYLEADINGTHEFUTUREOFFARMINGHere’sacrazyidea:Combinebioprintingandtissueengineeringtoprintanimalproductsandtacklesomeoftheplanet’sbiggestproblems.Animalfarming,afterall,accountsforabouthalfofallhuman-causedgreenhousegases,takingplaceonone-thirdoftheavailable,non-frozenlandonEarth.Alltofeedpeople’sappetitesfor300milliontonsofmeatayear.ModernMeadowisaMissouri-basedstartupthatengineerstissuestocreatelab-grownediblemeat,inaprocessthateliminatesmanyofthenegativeenvironmenteffectsassociatedwithtraditionallivestockpractices.Thecompanyclaimsthatbycarefullylayeringmixturesofcellsofdifferenttypesinaspecificstructure,in-vitromeatproductionbecomesfeasible.It’ssetashort-termgoalofprintingasliverofmeataroundtwocentimetersbyonecentimeter,andlessthanhalfamillimeterthick,whichisedible.ThecompanyexplainsinasubmissiontotheUnitedStatesDepartmentofAgriculture:Thetechnologyhasseveraladvantagesincomparisontoearlierattemptstoengineermeatinvitro.Thebio-inkparticlescanbereproduciblypreparedwithmixturesofcellsofdifferenttype.Printingensuresconsistentshape,whilepost-printingstructureformationandmaturationinthebioreactorfacilitatesconditioning.However,itadmitsthattheroadaheadisstrewnwithdifficulties.Theconsumeracceptanceofsuchproductsmaynotbewithoutchallenges.Weexpectitwillfirstappealtoculinaryearly-adopterconsumersandthesegmentofthevegetariancommunitythatrejectsmeatforethicalreasons.Withreductio