DirECtions: thErE ArE 20 BlAnks in thE Following pAssAgE. For EACh BlAnk thErE ArE Four ChoiCEs mArkEDA、,B、,C、AnDD、on thE right siDE oF thE pApEr. you shoulD ChoosE thE onE、thAt, BEst Fits into thE pAssAgE. thEn mArk thE CorrEsponDing lEttEr on AnswEr shEEt 2 with A singlE linE through thE CEntrE.

intErnAtionAl AirlinEs hAvE rEDisCovErED thE BusinEss trAvElErs, thE mAn or womAn who rEgulArly jEts From Country to Country As pArt oF thE joB、this DoEs not {{u}} (62) {{/u}} mEAn thAt AirlinEs EvEr {{u}} (63) {{/u}} thEir BusinEss trAvElErs. inDEED, CompAniEs likE luFthAnsA AnD swissAir woulD rightly ArguE thAt thEy hAvE AlwAys {{u}} (64) {{/u}} BEst For thE ExECutivE ClAss pAssEngErs.But mAny linEs CoulD BE {{u}} (65) {{/u}} oF ConCEntrAting too hEAvily in thE rECEnt pAst {{u}} (66) {{/u}} AttrACting pAssEngErs By volumE, oFtEn At thE {{u}} (67) {{/u}} oF rEgulAr trAvElErs. too oFtEn, thEy hAvE sEEmED gEArED For quAntity {{u}} (68) {{/u}} thAn quAlity. opErAting A mAjor AirlinE in thE 1980s is EssEntiAlly A {{u}} (69) {{/u}} oF FinDing thE right mix oF pAssEngErs. thE AirlinEs nEED to Fill {{u}} (70) {{/u}} thE BACk EnD oF thEir wiDE-BoDiED jEts with low FArE pAssEngErs, without ForgEtting thAt thE Front EnD shoulD BE FillED with pEoplE who pAy {{u}} (71) {{/u}} morE For thEir tiCkEts. it is no {{u}} (72) {{/u}} thAt thE two mAjor AirlinE BAnkruptCiEs in 1982 wErE Among thE CompAniEs {{u}} (73) {{/u}} in ChEAp Flights.But low FArEs rEquirE ConsistEntly Full AirCrAFt to mAkE Flights {{u}} (74) {{/u}} viABlE (可行的), AnD in thE rECEnt rECEssion thE volumE oF trAFFiC hAs not grown.EquAlly thE lArgE numBEr oF AirlinEs jostling (争夺) For thE {{u}} (75) {{/u}} pAssEngErs hAs CrEAtED A hugE ExCEss oF CApACity. thE nEt rEsult oF ExCEss CApACity AnD Cut-throAt {{u}} (76) {{/u}} Driving Down FArEs hAs BEEn to push somE AirlinEs into {{u}} (77) {{/u}} AnD lEAvE mAny othErs hovEring on thE {{u}} (78) {{/u}} AgAinst this grim BACkgrounD, {{u}} (79) {{/u}} is no surprisE thAt AirlinEs ArE turning inCrEAsingly {{u}} (80) {{/u}} thE BusinEss trAvElErs to improvE thEir rAtEs oF rEturn. thEy hAvE {{u}} (81) {{/u}} muCh timE AnD EFFort to EstABlish ExACtly whAt thE ExECutivE DEmAnDs For sitting ApArt From thE tourists.

A．suBstAnCE
B．mAtEriAl
C．thing
D．mAttEr