简介：Ifyoucanreadaclock．youcanfindoutwhattimeisit．Butnooneknowswhattimeitselfis．Wecannotseeit．Wecannottouchit．Wecan-nothearit．Weknowitonlybythewaywemarkitspassing．

简介：Mechanic:“Abrakejobisgonnarunyouaround(?)500.”Customer:“Giveme250bucks’worth.Itonlyrunshalfthetimeany-way.”

简介：Scientistshavedebatedformanyyearsaboutthenatureoftime.Whydoestimeseemtoflowthepasttothefuture?whydoesitneverflowintheoppositedirection-fromthefuture

简介：InanEFLclass,writingforarealaudiencecanbringaboutmanyinherenteducationalbenefits.However,thisisoftenne-glectedbymanylanguageteachers.Thispaperreportsonthere-sultsobtainedfromusingawritingforarealaudienceprojectinanIntensiveReadingcoursefornon-Englishmajors.Studentsinthisprojectwroteletterstotheirpartnersinthetargetlanguageandsharedinformationwitheachother.Theauthorfoundthattheprocessofwritingforarealaudiencecannotonlyhelpstu-dentspracticeusingthetargetlanguagebutalsocanencouragethemtoovercomewritingapprehension.

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简介：Humanoidrobotscanalreadyrun,dance,andcarryonconversations,Inthefuture,theymaybeevenmoreuseful,workingasnursesorfirefighters.Above,arobotnamedSonnyisthekeytoaconspiracythatcouldthreatenthehumanraceinthemovieI,Robot.

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简介：最新的一项研究表明那些乘坐交通工具上下班的人们，无论是自驾车，骑自行车还是坐公交车，他们在乘坐交通工具一个小时后患心脏病的几率提高了两倍。科学家们对此做出了不同的解释。

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简介：咦，英文还分真假吗？那什么才是“真”英文7礼貌、谦恭、举止构成了“真”英文的三大要素。英文是英美文化的一部分，英美习俗注重礼貌，所以英文是一个注重礼貌的语言。同学们在课堂上都学过“情态动词”（modalauxiliaryverbs’），如can，must，should等；

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