设A、B、C为三事件，用A、B、C的运算关系表示下列事件，A、B、C中不多于一个发生表示为：
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Our（）sensitivitydecreaseswithage.Byage60，mostpeoplehavelost40percentoftheirabilitytosmelland50percentoftheirtastebuds.
Onnoaccount____everleavethebabyathomealone.
YouthatlettertoJames.However，yodidn't（）.
Writing：
The76thAnnualAcademyAwardsattractedtheattentiono{anunprecedentednumberofChinesethankstocompleteliveTVcoverage.However,exceptforCouchingTigerHiddenDragon,directedbyTaiwanesefilmmakerAnLee,nootherChinesefilmhasevenbeennominatedforanOscaraward.ShouldourdomesticfilmsaimatthisHollywoodawardorisitsomeoneelse'sgame?Writeacompositionofabout400wordstostateyourview.
Inthefirstpartofyouressayyoushouldstateclearlyyourmainargument,andinthesecondpartyoushouldsupportyourargumentwithappropriatedetails.Inthelastpartyoushouldbringwhatyouhavewrittentoanaturalconclusionormakeasummary.
Youshouldsupplyanappropriatetitleforyouressay.
Markswillbeawardedforcontent,organization,grammarandappropriateness.Failuretofollowtheaboveinstructionsmayresultinalossofmarks.
Thebackgardenofourhousecontainsalawn，____verypleasanttositoninsummer.
