Inourcomparison-soakedculture,it′shardtoavoidslippinginto"Whycan′tI"mode.Whenoneofmycolleagues(51)__________Ithinkisnotbetterthanmepublishedanewbook,Icouldn′thelp(52)__________(complain)how(53)__________(achieve)itseemedtomeandwhatbadluckIhad.Negativefeelingslikethismadelifedarkforus.Howtogetridoftheharmfuleffectsofcomparisonneedsexploring.Here′swhatIlearned: Don′tcompareyourinsidestosomeoneelse′soutsides. ThefirsttimeIheardthisexcellentadvice,I(54)__________(suffer)fromterribleenvy.Myprofessor′swarningshockedmethat"Youhavenoideawhatit(55)__________(take)forthemtogetthere".Don′tjustoweittopureluck.Instead,youshouldfadoutwhat′sreallygoingonbehindthescenes. Shewasabsolutelyright,yetit′smuch(56)__________(easy)toenvywhatthey′vegotthanitistoasktheseriousquestion:Whataretheymodelingforme?Whathavetheydonetoget(57)__________theyaretoday?Whenwereflect(58)__________thesequestions,weshiftimmediatelyoutofcomparisonmodeandturninwards. Transformcomparisonintocelebration. Admirationandenvyareresponsespointingustowardwhatwevaluemost.Andoncewebecomeawareofwhatwevalue,wearemuchbetterpositioned(59)__________(create)arichlysatisfyinglife.Ifyounoticeyourselfadmiringpeoplewhotakecreativerisks,bringyourfullattentiontothepartofyouthatwantstobebraver. Usethesuccessofothersasamirror. Nexttimeyoucatchyourselfadmiringorenvyingsomeone′ssuccess,takeamomenttoconsider:Whatqualitiesintheminspireme?WheredoIpresentlydisplaythesequalities?Rememberthelightweseein(60)__________canhelpusseeourown. 第(51)题答案
who。解析：考查定语从句。本句缺少连接词，根据语境判断为定语从句。从句中缺少主语，且先行词为colleagues，故用who来引导。
