简介:看看下面的IQtest,动动脑筋,答案并不难。1.Whatisalwaysgoingbutnevergetsanywhere?2.WithoutasoundIspeak,Iamsmall,lightandfast.Iexpressothers'thought,andtravelwithoutfeet.WhoamI?3.Youhavetwowindows,andyouopentheminthemorning.Butyouclosethematnight.Whenonelooksintothem,hecanseehisownface.Whatarethey?