TheotherdaymyfriendJanewasinvitedtoa40thbirthdayparty.Thetimeprintedontheinvitationwas7:30pm．Janewentoffwithherhusbandexpectingamerryeveningofwinefoodandsong．By9:45everybodywashavinggreatf

　　TheotherdaymyfriendJanewasinvitedtoa40thbirthdayparty.Thetimeprintedontheinvitationwas7:30pm．Janewentoffwithherhusbandexpectingamerryeveningofwinefoodandsong．

　　By9:45everybodywashavinggreatfunbutnofoodhadappeared.JaneandDavidwererestless.Otherguestsbeganwhisperingthattheytoowerestarving．Butnoonewantedtoleavejustincasesomefoodwasabouttoappear.By11:00therewasstillnofoodandeveryonewascompletelyofftheirheads.JaneandDavidlefthungryandangry．

　　Theirexperiencesuggeststhatthewordsontheprintedinvitationsneedtobemadeclearer.Everyonereadsandunderstandstheinvitationsdifferently.Mostofuswouldagreethat6:30-8:30pmmeansdrinksonlygoouttodinnerafterwards;8:00pmor8:30pmmeanspossibledinnerbut9:30pmandanytimethereaftermeansnofoodeatbeforehandarrivelate．

　　Butthisisnotalwaysthecase．Ifaskedtoastudents’partyat6:30pmitisunacceptedforgueststoappearontime.Beingthefirsttoarrive—lookingeager—issocialdeath.Whenmymotherisaskedtoapartyat6:30shelikestobethereifnotontimethennolaterthanseven．Myagegroup(latethirties)fallssomewherebetweenthetwobutbecausewestillthinkwe’reyoungwe’reprobablyclosertostudent-timethangrown-uptime．

　　Theacceptedcustomatpresentisconfusingsometimesannoyinganditoftenmeansyoumaygohomehungrybutitdoeslendeverypartythatpreciouselementofsurprise．

　　1.Theunderlinedwords“offtheirheads”probablymean_______．

　　A．tired

　　B．crazy

　　C．happy

　　D．encouraging

　　2.JaneandDavid’sstoryisusedtoshowthat_______．

　　A．partyinvitationscanbeconfusing

　　B．party-goersusuallygethungryatparties

　　C．peopleshouldaskforfoodatparties

　　D．birthdaypartiesformiddle-agedpeoplearedull

　　3.Forsomeyoungpeoplearrivingontimeforastudents’partywillprobablybeconsidered_______．

　　A．verydifficult

　　B．particularlythoughtful