Unit5periodwarmingupreading课件（新人教选修6）.ppt

Unit 5;一、课文大意填空;二、根据课文内容，选择最佳答案;2．When was the writer appointed as a volcanologist? ______ A．Ten years ago.;4．Where did the writer have his first sight of the eruption? ___ A．The bedroom.;The importance of a volcanologists job;It shows a volcano erupting.它展示了一座火山的爆发。;运用 完成句子; Have you ever considered how weak humans are compared with a volcano, hurricane or earthquake？你是否想 过与火山、飓风或地震相比，人类是何等脆弱？ 2．compared with/to 和……比起来;(2)compare...to...意为“把……比喻成……”，侧重指两者;运用 用上面所提供的辨析短语的适当形式填空;I travel to unusual places and work alongside people;运用 完成句子;I was appointed as a volcanologist working for the; Having collected and evaluated the information, I help other scientists to predict where lava from the volcano will flow;拓展 evaluate ones ability 评估某人的能力;6．现在分词的完成时作状语; Unfortunately, we cannot move their homes out of the way, and many houses have been covered with lava or burned;拓展 in the way 挡道；碍事;8．burn to the ground 全部焚毁; 运用 完成句子 ①The tall building ____________________ (全部烧毁) as a result of the big fire.; The lava that flows slowly like a wave down the mountain causes far more damage because it buries everything;拓展 wave aside 对……置之不理；不理会; It was not easy to walk in these suits, but we slowly made our way to the edge of the crater and looked down into the red, boiling centre.穿着这些衣服走起路来实在不容易，但我 们还是缓缓往火山口的边缘走去，并且向下看到了红红的沸腾 的中央。 10．make ones way 前往;拓展 make way for 为……让路或让位; The other two climbed down into the crater to collect some lava for later study, but this being my first experience, I stayed at the top and watched them.另外两人攀下火山口去收 集供日后研究用的岩浆，我是第一次经历这样的事，所以留在 山顶上观察他们。 11．独立主格结构作状语;运用 完成句子