- 问题详情:Beforeyouputonafrown(皱眉),makeabsolutelysuretherearenosmilesavailable.—JimBeggsThelasttimemyeighty-three-year-oldmothervisited,Iaskedhowshewasfeeling.It’savalidquestion.Shehas,___16___,hadtwokneereplacements,ametalrodplacedinherfemur,andart...
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