第四课时Section B ( 2a-2c,根据首字母及汉语提示补全单词 1.Before you cross( 越过 ) the road,you must look at the traffic lights( 交通信号灯 ). 2.For many( 许多 ) parents in the village,it is difficult to teach their children. 3.When it is raining hard,some bridges( 桥 )are destroyed( 毁坏 ) by rush of water. 4.We can reach some of the beaches by boat( 小船 ). 5.The Legend of Love( 牛郎织女 ) isnt a true( 真的 ) story,根据汉语意思完成句子,每空一词 1.这个村子里的孩子们乘坐索道过河去上学。 The children in the village goona ropewayto crossthe river to school. 2.我们的数学老师对