英语报刊阅读第四版课后问题答案VIP免费

L11.Theytendtoacknowledgethemorerecentimmigrantsonlyinretrospect.Theimmigrantshavetowaituntiltheyhaveprovedthemselvesbyworking,raisingarespectablefamily,achievingcitizenship,andmaybeevenwinningaNobelPrize.2.ThepresentwaveofHispanicimmigrationandEuropeanwavesaresimilarinroots.Buttherearetwoimportantdifferences:theEuropeanwaveswerelegalwhereasthecurrentwaveisillegal.Thenumbersarealsodifferent.Thecurrentwaveismuchlargerinscale.3.Theevidenceshowsthatthenewimmigrantsbehaveinpositivewayssimilartotheirpredecessors.Theyarefamilyoriented,theyvalueeducation,andtheirchildrenarelearningEnglish.Overtime,theyareintermarryingamonggrowingnumbersofotherethnicgroups.Theyarepeopleoffaith.Theyareenergetic,lookingtomoveupinlifethroughbetterjobs–theyworkhardandforlonghours.4.TheyoftentakejobsmanyAmericanssimplynolongerwishtodo.Byandlargethemostrecentsurgeofimmigrantsismadeupofpeoplewhoareyoungandmobile,andwhoworkintheleastdesiredsectorsoftheU.S.economysuchasagricultureandserviceindustriesforrelativelylowpay.Today,onlyabout10percentofwhitemalesleavehighschool,andhighschoolgraduateswon’ttakethemenialjobsthatmanyimmigrantsarehappytotakeon.Soforthemostpart,thenewimmigrantsandnativeAmericansarenotcompetingforthesamejobs.Evenwhentheydocompetemoredirectlywithlow-skilledU.S.-bornworkers,thejobpreferenceisdifferent.Immigrantsfindworkinagriculture,whilelesseducatednativesoftenendupinmanufacturing.5.Immigrantsatboththelowendandthehighendoftheskillsetsareneeded.Moreimmigrantsareneededbecausetheretirementofthe80millionbabyboomerswillincreasetheburdenofsupportingthenon-workingseniorsandmoreimmigrantswillhelpreducetheburden.6.Familyreunificationshouldbesupportedtotheextentofholdingthenuclearfamilytogether.Keepingspousesandchildrentogethermakeshumanitariansense.However,thechainimmigrationofextendedfamilyrelativesshouldbecontrolled.Therandom“visalottery”programshouldbeeliminated.7.No,itdoesnotmeananamnestyforthem.Itspellsoutalongroutetolegalityandcitizenship.Illegalimmigrantscouldapplyforagreencardonlyafterthe4millionfamilieswhoarenowinlineforimmigrationvisashavebeenclearedthroughthesystem;theprocesswouldtakeanestimated8years.Sotheywouldnothaveanadvantageoverthosewhohaveplayedbytherules.Theywouldalsohavetopayfinesanddemonstratethattheyhavecleanrecords.Inasense,theywouldbeallowedtoearncitizenshipovertime.8.Thebillwinsconservativesupportforthepositionbycallingforsubstantiallystepped-upsecuritytobeinplacebeforemoreimmigrantsareadmitted.9.TheRepublicansarewillingtoprovideillegalimmigrantsthepathtocitizenshipinreturnforgettingamoresecureborderandeliminatingthemuch-abusedextendedchainoffamilyrelatives.L51.Shetalkedaboutalecturehehadattended.Thethesiswasthatthehumanbodyhaschangedirrevocablyoverthelastquarterofacenturyandthatthephysicalenvironmentwillgraduallyadapttoaccommodatethenewshape.2.AccordingtoGregCritser,thereasonforAmericans’overweightwasthatthepopulationwasgrowingmoreslowlythanthefoodsupplyandasaresultfastfood,inventedasanaffordablewayofgettingfamiliestoeattogether,becameameansofsellingsurplusfatandsugartothemasses.3.DavidBlaine'sstarvationstuntwasaspectacletotheBritish.Familiesturnedoutenmasseatweekendstoseehowhishungerstrikewasgoing.Somenormal-sizepeopleturneduptomock,throwingeggs,cookingfoodandeventryingtocutoffthewatersupplytothehungryAmerican.Thereasonforsuchbehavioristhatthenotionofsomebodygivi...