东北大学秋学期大学英语三在线作业答案.doc

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1、15秋学期《大学英语(三)》在线作业2阅读理解单选题完型填空一、阅读理解（共4道试题，共40分。）1.Lorforeisefineseingthetotlnumerofpeoplewhorevilletoworknerninome.Thisefinitioninlueseveryonewhoisemployeorseekingpiemployment,soitinluesemployeesntheself-employe.Lorisoneoftheountry’sresoureswhihneominewithothe

2、rresourestoprouethegoosnserviesrequireytheommunity.Thoughthesizeoftheworkforereliesonthesizeofthetotlpopultion,therereseverlotherspetswhihlsoffetit.Thegeistriutionofthetotlpopultionhsverymrkeeffetonthevilleworkfore.Ifthepopultionhshighproportionofveryyoungpeopl

3、eorofthosetoooltowork,thenthevilleworkforewoulelowerthniftherewerenevenlyspregeistriution.Ifthepopultiongrowsrpilyfromnturlinrese,i.e.thenumerofirthsgretlyexeesthenumerofeths,thenstotlpopultioninresestheproportionintheworkforeelines.Sometimespopultionisesriesgi

4、ng,whihmenstheirthrteiseitherfllingorgrowingveryslowly,nspeopleretirefromtheworkforetherereinequtenumersofyoungpeopleenteringittotkethepleofthosewhorelevingit.Thepopultionistop-hevywitholerpeople.Sotheperentgeofthepopultionintheworkforeelineswhenthereiseitherrp

5、iinreseinirthsorfllingirthrte.Thegeistriutionofpopultionhsseverlimportntinfluenesontheeonomy.Ifthepopultionisgingnthereisninreseinthenumerofpeopleretiringwithoutorresponinginreseinthenumerenteringtheworkfore,thisrisestheprolemoftheilityoftheeonomytoprovieresonl

6、elevelofsoilserviesfortheretiregroup.Ifthegeretoereforinspeilhomesorhotels,finnemustevilleforthtpurpose.Ifthesizeoftheworkforeislittlereltivetothetotlpopultion,thenthegovernmenttxreeiptsrereltivelylowneitherthegovernmenthslessmoneyvilletoitortheworkforememershv

7、etoetxemorehevily.1).Lorforeisomposeof______..peoplewhorevilletoworknerninome.self-employepeopleonly.onlythosewhorelookingfornemployment.onlytheemployees-----------------选择：2).TheftorwhihoesNOTinfluenethesizeoftheworkforeis______..thesizeofpopultion.geistriutio

8、nofthepopultion.ntionleonomy.nturlinrese-----------------选择：3).Theonlusionwhihnerwnsfelyfromtheseonprgrphistht______..popultiongrowthfromnturlinreselestogreterproportionofth