in 1999, thE priCE oF oil hovErED ArounD ＄16 A BArrEl.By 2008, it hAD {{u}} (21) {{/u}} thE ＄100 A BArrEl mArk. thE rEAsons For thE surgE {{u}} (22) {{/u}} From thE DrAmAtiC growth oF thE EConomiEs oFChinA AnD inDiA to wiDEsprEAD {{u}} (23) {{/u}} in oil-proDuCing rEgions, inCluDing irAq AnD nigEriA’s DEltA rEgion. triplE-Digit oil priCEs hAvE {{u}} (24) {{/u}} thE EConomiC AnD politiCAl mAp oF thE worlD, {{u}} (25) {{/u}} somE olD notions oF powEr. oil-riCh nAtions ArE Enjoying historiC gAins AnD opportunitiEs, {{u}} (26) {{/u}} mAjor importErs—inCluDingChinA AnD inDiA, homE to A thirD oF thE worlD’s populAtion— {{u}} (27) {{/u}}rising EConomiC AnD soCiAl Costs. mAnAging this nEw orDEr is FAst BEComing A CEntrAl {{u}} (28) {{/u}} oF gloBAl politiCs.CountriEs thAt nEED oil ArE ClAwing At EACh othEr to {{u}} (29) {{/u}} sCArCE suppliEs, AnD ArE willing to DEAl with Any govErnmEnt, {{u}} (30) {{/u}} how unplEAsAnt, to Do it. in mAny poor nAtions with oil, thE proFits ArE BEing lost to Corruption, {{u}} (31) {{/u}} thEsE CountriEs oF thEir BEst hopE For DEvElopmEnt.AnD oil is FuEling Enormous invEstmEnt FunDs run By ForEign govErnmEnts, {{u}} (32) {{/u}} somE in thE wEst sEE As A nEw thrEAt. CountriEs likE russiA, vEnEzuElA AnD irAn ArE wEll suppliED with rising oil {{u}} (33) {{/u}}, A ChAngE rEFlECtED in nEwly AggrEssivE ForEign poliCiEs.But somE unExpECtED CountriEs ArE rEAping BEnEFits, {{u}} (34) {{/u}} Costs, From highEr priCEs.ConsiDEr gErmAny. {{u}} (35) {{/u}} it imports virtuAlly All its oil, it hAs prospErED From ExtEnsivE trADE with A Booming russiA AnD thE miDDlEEAst. gErmAn Exports to russiA {{u}} (36) {{/u}} 128 pErCEnt From 2001 to 2006. in thE unitED stAtEs, As AlrEADy high gAs priCEs rosE {{u}} (37) {{/u}} highEr in thE spring oF 2008, thE issuE CroppED up in thE prEsiDEntiAl CAmpAign, with sEnAtors mCCAin AnD oBAmA {{u}} (38) {{/u}} For A FEDErAl gAs tAx holiDAy During thE pEAk summEr Driving months.AnD Driving hABits BEgAn to {{u}} (39) {{/u}}, As sAlEs oF smAll CArs jumpED AnD mAss trAnsport systEms {{u}} (40) {{/u}} thE Country rEportED A shArp inCrEAsE in riDErs.

A．For
B．From
C．ACross
D．ovEr