2010-2023历年上海市浦东新区高三下学期第二次模拟考试英语试题.docxVIP

2010-2023历年上海市浦东新区高三下学期第二次模拟考试英语试题

第1卷

一.参考题库(共20题)

1..

Oneadvantageofeatingabalancedbreakfastis_____itcankeepyouenergeticthroughouttheday.

A．that

B．how

C．when

D．whether

2..

Manycompaniesgiveawaysmallquantitiesoftheirproduceassamples____peoplecantrythembeforebuyingthem.

A．if

B．because

C．sothat

D．since

3..

Laborforceisdefinedasbeingthetotalnumberofpeoplewhoareavailabletoworkandearnincome．Thisdefinitionincludeseveryonewhoisemployedorseekingpaidemployment，soitincludesemployersandtheself-employed．Laborisoneofthecountrysresourceswhichcanbecombinedwithotherresourcestoproducethegoodsandserviceswantedbythecommunity．

Althoughthesizeoftheworkforcedependsagreatdealonthesizeofthetotalpopulation，thereareseveralotherinfluenceswhichalsoaffectit．Theagedistribution(分布)ofthetotalpopulationhasaverymarkedeffectontheavailableworkforce.Ifthepopulationhasahighproportionofveryyoungpeopleorofthosetoooldtowork，thentheavailableworkforcewouldbelowerthaniftherewereanbalancedspreadagedistribution．Ifthepopulationnaturallygrowsrapidly,thenumberofbirthsgreatlyexceeds(超出)thenumberofdeathsthenasatotalpopulationincreasesproportionoftheworkforcedeclines．

Sometimesapopulationisdescribedasagingwhichmeansthatthebirthrateiseitherfallingorgrowingveryslowly，andaspeopleretirefromtheworkforcethereareinsufficientnumbersofyoungpeopleenteringittoreplacethosewhoareleavingit．Inthatsituationthepopulationistop-heavywitholderpeople．Sothepercentageofthepopulationintheworkforcedeclineswhenthereiseitherarapidincreaseinbirthsorafallingbirthrate．

Theagedistributionofthepopulationhasseveralimportanteffectsontheeconomy．Ifthepopulationisagingandthereisanincreaseinthenumberofpeopleretiringwithoutacorrespondingincreaseinthenumbere