改错:Mydreamschoolstartsat8:00amandendsat3:00pm.Theyarethreelessonsinthemorningandtwointheafternoon.Wedidn'tneedtodosomanyhomework.Therefore,wehavemoretimewithafter-schoolactivities.Forexample,wecandoreadindforoneandahalfhourandplaysportsforonehoureveryday.