1、Unit3李仕才[基础回顾]Ⅰ.单句语法填空1.Good manners (manner)areaveryimportantkeytoyoursocialsuccess.2.Therulesoftheschooldonotpermit parking (park)neartheschoolgate.3.Theheavyrainmayhaveaccounted for theabsenceofsomanystudentsthismorning.4.Afterthetrafficaccidenthappened,thepolicewere on thesceneatonce.5