DearMr．Wang， Someonecomestotheofficetoseeyouinthem...
问题详情：DearMr．Wang， Someonecomestotheofficetoseeyouinthemorning，butyouandyourwifeareout．Hecomeshereat10am．Becauseheisverybusy，hegoesawayhalfanhourlater．Hetellsmethatheisyourclassmate（同学）atcollege...