UNIT 4 Natural disasters Section Ⅴ Discovering Useful Structures Listening and Talking Reading for W

　 一、阅读单词——知其义 1．an active volcano　　　　　 活______________ 2．be destroyed by the typhoon 被__________摧毁 3．be damaged by the hurricane 被__________破坏 4．call an emergency number 拨打________电话 5．water pipes 水______________ 6. 7．a news summary 新闻___________ 二、重点单词——写其形 1. 2．_____________ lines　 　　 电线...