山西省2012高考英语二轮复习专题训练:阅读理解(66)阅读下面短文,从短文后所给各题的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项
AAtonetimeitwasthedreamofmanylittlegirlstobecomeanurse
Today,however,AmericaisfacingitsworstnurseshortagesinceWorldWarI
Recentlyabout2,000,000nursesareneededand60percentofallhospitalsintheUShaveshortageslargeenoughtothreaten(=saythatyouwillhurtsomebodyfftheydon'tdowhatyouwant)thequalityofcareprovided
Thedemandfornursesspreadswidelythroughoutthenursingfield
Whathasbecomeofthesewomeninwhite
Theanswerliesinnotonebutseveralcauses
Onepossibilityisthefactthatwomanhavegreatercareeroptions(职业选择)
Inthepast,womenwhochosetoworkoutsidethehomehadtwobasicchoices:nursingorteaching
Today,morewomenthaneverareintheworkforce,buttheiroptionshavegreatlyincreased
Therearewomendoctors,lawyers,firefightersandpoliceofficers
Infact,women