Unit 5Good manners,.根据首字母及汉语提示补全单词 1.It is now his turn( 轮到 ) to set me up to a nice dinner. 2.The Yellow River runs( 流向 ) into the East China Sea. 3.You should not pick( 摘 ) any of the flowers in the park. 4.We should talk to the elderly politely( 礼貌地 ). 5.People throw litter( 垃圾 ) into the river and make it really dirty.,.根据句意用所给词的适当形式填空 1.It is goodmanners( manner ) to give seats to the elderly on the bus. 2.Cindyobeyed( obey ) her mother without question when she was young. 3.My grandma is t