题目内容：
There'sbeenalotoftalkonWallStreetlatelyaboutthegrueling(令人精疲力竭的)hoursthatjuniorstaff,interns,andanalysts,havetoworkinordertogetahead.
BankofAmerica,GoldmanSachs,andJ.P.Morganhaveallannouncedthatthey'llstartencouragingtheiryoungemployeestotakemoretimeoff.It'sanefforttoimprovetheir（1）oflifesotheydon'tjumpshipforothercompaniesinandoutofthefinancialspaceoncethey'vebeen（2）Itcouldbe（3）tomakethisnewpolicystick,becauseonWallStreet,theall-nighter(通宵；熬夜)isalmostariteofpassage.
Here'showitworks--You'reonanimportantproject,andyourboss（4）there'samistakeinthedata,ortheclientpushesupameeting,oryou'rejust（（5）onadeadline.Theprojecthastogetdone,soyou'renotgoinghome.（6）,spendingthenightdeepinExcelinsteadofdeepunderyourcoversisn'tjustkillerforyoursociallife,italso（7）yourbody.AccordingtostudyintheUSNationalLibraryofMedicineandNationalInstituteofHealth,lackofsleepaffectsyourbrain'sfrontallobes(大脑额叶),（8）downtheircommunications.Meanwhile,scientiststestedsubjectsforspeedand（9）afteranall-nighter.Theyfound,becauseoftheirinabilitytoconcentrate,thatsubjectshadtobefastoraccurate.Theywere（10）todoboth.Infact,thedisadvantagesofanall-nighterarefarmorethanthese.
A．accuracy
B．crashing
C．capable
D．feasible
E．Fortunately
F．Hard
G．Hurts
H．Majority
I．Obviously
J．Quality
K．Realizes
L．Slowing
M．Suddenly
N．Trained
O．Unable
第(1)题__________
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答案解析：