Notcontentwithitsdoubtfulclaimtoproducecheapfoodforourownpopulation,thefactoryfarmingindustryalsoarguesthat"hungrynationsarebenefitingfromadvancesmadebythepoultry(家禽)industry".Infact,ratherthanhelpingthefightagainstmalnutrition(营养不良)in"hungrynations",thespreadoffactoryfarminghas,inevitablyaggravatedtheprohlem. Large-scaleintensivemeatandpoultryproductionisawasteoffoodresources.Thisisbecausemoreproteinhastobefedtoanimalsintheformofvegetablematterthancaneverberecoveredintheformofmeat.Muchofthefoodvalueislostintheanimal’sprocessofdigestionandcellreplacement.Neither,inthecaseofchicken,canoneeatfeathers,blood,feetorhead.Inall,onlyabout44%oftheliveanimalfitstobeeatenasmeat. Thismeansonehastofeedapproximately9—10timesasmuchfoodvaluetotheanimalthanonecanconsumefromthecarcass.Asasystemforfeedingthehungry,theeffectscanprovedisastrous.Attimesofcrisis,grainisthefoodoflife. Nevertheless,thehugeincreaseinpoultryproductionthroughoutAsiaandAfricacontinues.NormallyBritishorUSfirmsareinvolved.Forinstance,anAmericanbasedmultinationalcompanyhasthisyearannounceditsinvolvementinprojectsinseveralAfricancontries.Britain’slargestsupplierschickens,RossBreeders,arealsoinvolvedinprojectsallovertheworld. Becausesuchtradeisgoodforexports,westerngovernmentsencourageit.In1979,afirminBangladeshcalledPhoenixPoultryreceivedagranttosetupaunitof6,000chickensand18,000layinghens.Thisalmostdoubledthenumberofpouhrykeptinthecountryallatonce. ButBangladeshlackscapital,energyandfoodandhaslargenumbersofunemployed.Suchchicken-raisingdemandscapitalforbuildingandmachinery,extensiveuseofenergyresourcesforautomation,andinvolvesfeedingchickenswithpotentialfamine-reliefproteinfood.Atpresent,oneofBangladesh’smainimportsisfoodgrains,becausethecountryisunabletogrowenoughfoodtofeeditspopulation.Onwhatthencantheypossiblyfeedthechicken? 1.Inthispassagetheauthorarguesthat. A.efficiencymustberaisedinthepoultryindustry B.raisingpoultrycanprovidemoreproteinthangrowinggrain C.factoryfarmingwilldomoreharmthangoodtodevelopingcountries D.hungrynationsmaybenefitfromthedevelopmentofthepoultryindustry 2.Accordingtotheauthor,infactory,vegetablefood. A.iseasyforchickenstodigest B.isinsufficientfortheneedsofpoultry