1.Does she often climb the hill( on)Saturday? 2.Mary is good ( at)swmming. 3.The Asian Cane will be held in GuangZhou( in)2010. 4.In sydney,it’s spring(from )September(to ）November. 5.Her birthday is (on )August 17th. 6.Take good care( of)your books. 7.Look(at )the traffic light,Stop( if)a red light. 8.Sometimes we go hiking( on)Sunday afternoon.
