优化指导13-14学年高二英语课件（人教版，选修6）unit5Thepowerofnature-section1WarmingUpReadingPreshyreading.ppt

;1．Have you ever seen a volcano? 答案：略; 2．Have you ever considered how weak humans are compared with a volcano, hurricane or earthquake? 答案：略;3．Do you know any other natural disasters? 答案：略;Scan the text and then choose the best answer according to the text.; 1．What’s the main idea of Para.3? A．Boiling rock which erupts from the volcano and crashes back to earth causes less damage. B．The lava that flows slowly down the mountain causes far more damage. C．The eruption is much more exciting to watch. D．There had been an eruption in the side of the mountain. 答案：C;2．The writer doesn’t mind the occasional danger of his job because______. A．he travels to unusual places and meets interesting people from all over the world B．he likes the different ways of working C．he thinks his job the most important D．he is excited about dangers and feels alive 答案：D; 3．As a result of the volcanologist’s work，______. A．other scientists predict the progress of lava from the volcano B．many people have been warned to leave their homes C．the eruption causes less damage D．the eruption may be prevented breaking out 答案：C;4．Why did the volcanologist run out of the house into the back garden? A．Because his bed began shaking. B．Because his bedroom suddenly became as bright as day. C．Because he thought there was an earthquake in Hawaii. D．Because he wanted to collect information about the eruption. 答案：B;5．What does the writer mean by using “lucky” in the sentence “I was lucky enough to have a much closer look at it.” ? A．He felt much safer on the top while the other two scientists climbed down into the crater. B．It was his first sight of an eruption. C．It was the first time for him to watch the crater. D．Both B and C. 答案：D; 6．What does the word “alive” mean in the sentence “... danger excites me and makes me feel alive”？ A．Living or not dead. B．Active or lively. C．Continuing. D．Healthy. 答案：B; 7．Why did the writer put on special clothes to look at the crater? A．Because he wanted to take some special pho