阅读下面材料,在空白处填入适当的内容(不多于3个单词)或括号内单词的正确形式。Somestudentswhohadgraduatedvisitedtheiruniversityprofessor.Theconversationsoonturnedintocomplaintsaboutstressinworkandlife.Toofferhisguestscoffee,theprofessor 小题1: (go)tothekitchenandreturnedwithapotofcoffeeand 小题2: varietyofcups—porcelain,plastic,glass,someplain-looking,someexpensive—tellingthemtohelp 小题3: tothecoffee. 小题4: waswhenallthestudentshadacupofcoffeeinhandthathesaid,“Allthenice-lookingexpensivecupshavebeentakenup, 小题5: (leave)behindtheplainandcheapones.Actually,thecupitselfaddsnoqualitytothecoffee. 小题6: allofyoureallywantiscoffee,notthecup.Youconsciouslywentforthebestcups, 小题7: thenyoubeganeyeingothers’cups.”“NowconsiderthisLifeisthecoffee;thejobs,moneyandpositioninsocietyarethecups, 小题8: arejusttoolstoholdandcontainlife.Thetypeofcupwehavedoesnotchangethequalityoflife.Ifweconcentrateonly 小题9: thecups,wefailtoenjoythecoffee.I 小题10: (true)hopethatyouwillneverletthecupsdriveyou...enjoythecoffeeinstead.”