1、Uponseeingthebeautifulsunset,Ifeltasenseofaweandtranquility.

2、Uponarrivingattheairport,IrealizedthatIhadleftmypassportathome.

3、Uponhearingthenews,Icouldn'tbelievewhatIwashearing.

4、Uponopeningthepackage,Iwaspleasantlysurprisedtofindagiftfrommyfriend.

5、Uponfinishingthebook,Ifeltasenseofaccomplishmentandsatisfaction.

6、Upontastingthefood,IknewthatIhadmadeamistakebyorderingit.

7、Uponcrossingthefinishline,themarathonrunnercollapsedfromexhaustion.

8、Uponseeingthedoctor'sface,Iknewthatthenewswasn'tgood.

9、Uponreceivingtheaward,theactressgaveaheartfeltacceptancespeech.

10、Uponrealizingmymistake,Iapologizedtomycolleagueformybehavior.

11、Uponenteringthemuseum,Iwasgreetedbytheimpressivecollectionofartwork.

12、Uponhearingthesong,Iwastransportedbacktoaspecialmomentinmylife.

13、Uponwakingup,IrealizedthatitwasalreadynoonandIhadoverslept.

14、Uponreachingthetopofthemountain,thehikerfeltagreatsenseofaccomplishment.

15、Uponseeingthedamage,thehomeownerwasdevastatedbythefire.

16、Uponmeetingeachother,thecoupleknewthattheyweremeanttobetogether.

17、Uponwalkinginthepark,IstumbleduponanoldfriendwhomIhaven'tseeninyears.

18、Uponhearingthenews,thefamilymembersrushedtothehospitaltobewiththeirlovedone.

19、Uponrealizinghismistake,thestudentapologizedtohisteacherforhixxehaviorinclass.

20、Uponwatchingthemovie,Iwasdeeplymovedbythestoryandcharacters.

21、Uponfinishinghisstudies,theyoungmandecidedtotraveltheworldandbroadenhishorizons.

22、Uponenteringtherestaurant,Iwasimmediatelystruckbyitselegantdecorandatmosphere.

23、Uponreceivingthediagnosis,thepatientfeltawiderangeofemotionsincludingfear,sadnessandacceptance.

24、Uponseeinghisreflectioninthemirror,themanrealizedthathehadgainedsomeweightanddecidedtostartexercising.

25、Uponhearingthenews,thecoupledecidedtoadoptachildandstartafamilyoftheirown.

26、Uponreachingtheageofretirement,thewomanfinallyhadthetimetopursueherpassionforpainting.

27、Upontastingtheexoticdish,theadventurouseaterwaspleasantlysurprisedbytheflavorsandtextures.

28、Uponhearinghervoice,themusicianknewthathehadfoundhisperfectduetpartner.

29、Uponrealizingtheimportanceofeducation,theboydecidedtostudyhardandpursuehisdreams.

30、Uponarrivingattheparty,thehostesswelcomedmewarmlyandintroducedmetoherfriends.

31、Uponcompletinghistask,theworkerbecamefrustratedbythelackofappreciationfromhixxoss.

32、Uponhearingthenews,theathletedecidedtoretirefromthesporttofocusonhisfamily.

33、Uponvisitingthemuseum,thegroupwasamazedbythepricelesscollectionofartifactsandpaintings.

34、Uponseeingthestranger'sface,thewomanhadasuddenrealizationthattheyhadmetbefore.

35、Upontastingthespicysauce,thediner'smouthwasonfireandhereachedforhisglassofwater.

36、Uponhearingthestory,theaudiencewasmovedtotearxxytheactor'sperformance.

37、Uponrealizinghismistake,themanagerapologizedtohisstaffforhisharshwords.

38、Uponreceivingtheaward,thescientistgaveaspeechabouttheimportanceofenvironmentalconservation.

39、Uponenteringthecompetition,theyoungathletewasdeterminedtowinandmakehercountryproud.

40、Uponseeingthesunrise,theearlymorningjoggerfeltagreatsenseofpeaceandtranquility.

41、Uponrealizingthedanger,thehikerdecidedtoturnbackandheaddownthemountain.

42、Uponhearingthenews,thefamilymembersweregrippedbyfearanduncertaintyaboutthefuture.

43、Upontastingthehomemadedish,thefamilywastransportedbacktotheirgrandmother'skitchenandchildhoodmemories.

44、Uponreceivingtheinvitation,thecouplewaxxxcitedtoattendtheirfriend'sweddingandshareintheirhappiness.

45、Uponseeingthenewbornbaby,theparentsfeltarushofloveandadorationfortheirchild.

46、Uponcompletingthepuzzle,thegirlfeltagreatsenseofsatisfactionandaccomplishment.

47、Uponhearingtheargument,theteacherdecidedtointerveneandmediatethesituation.

48、Uponrealizingthecomplexityoftheproblem,thescientistsdecidedtocollaborateandworktogethertofindasolution.

49、Uponenteringthetheater,theaudiencewastransportedtoanotherworldbythemagicoftheperformance.

50、Uponseeingthelightattheendofthetunnel,thepatientfeltagreatsenseofhopeforthefuture.

51、Upontastingthenewflavor,theicecreamshopownerknewthatitwouldbeahitwithhiscustomers.

52、Uponrealizingtheextentofthedamage,thecommunitycametogethertohelprebuildtheirtownafterthestorm.

53、Uponhearingthenews,thepoliticiandecidedtotakeactionandaddresstheissueinhiscampaign.

54、Uponseeingthebreathtakinglandscape,thetravelerfeltagreatsenseofwonderandawe.

55、Uponreceivingthemessage,thefriendrushedtohersidetooffercomfortandsupport.

56、Uponenteringthestore,theshopperwasgreetedbyafriendlysalespersonwhohelpedherfindtheperfectoutfit.

57、Upontastingthedeliciouscake,thebirthdaygirlfeltagreatsenseofjoyandcelebration.

58、Uponhearingtherumor,thejournalistdecidedtoinvestigateanduncoverthetruth.

59、Uponrealizingthemistake,thecompanyissuedanapologyandpromisedtorectifythesituation.

60、Uponfinishingtheproject,theteamcelebratedtheirhardworkandsuccesswithavictoryparty.