1. 人教课标版 高二 选修 6 Unit 5 The power of nature 会昌中学 文瑛

2. Language points

3. 1. Have you ever considered how weak humans are compared with a volcano, hurricane or earthquake ? 你是否想过, 和火山, 飓风或地震 相比人类是何等脆弱。

4. consider 思考、考虑, 主要用于： consider + 名词 /-ing 形式 : He is considering studying abroad. 他正在考虑出国留学。

5. consider + wh-: We considered how we should help them. consider + 副词： Consider carefully before you decide.

6. 2. Do you enjoy taking risks? risk n. 风险，危险： He was taking a risk by overtaking on a bend. The house is a fire risk.

7. 短语联想： at risk 在危险中 : You are at risk if you don’t wear a seat belt.

8. at the risk of 冒 …… 危险 At the risk of seeming rude, I must refuse your request, I’m afraid.

9. 3. Having collected and evaluated the information, I help other scientists to predict where lava from the volcano will flow next and how fast. [ 考点 ] Having collected and evaluated 是动词 -ing 形式的完成式, 说明它表示的动作在 主句谓语表示的动作之前发生。

10. [ 考例 1] The storm left, _____ a lot of damage to this area. (2005 全国卷 I) A. caused B. to have caused C. to cause D. having caused [ 点拨 ] “ 暴风雨破坏 ” 这个动作发生在 left 之前， 故用动词 -ing 形式的完成式。

11. [ 考例 2] _____ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home. ( 北京 2004) A. To wait B. Have waited C. Having waited D. To have waited [ 点拨 ] 此处强调已等了半个小时，然后才意识到 没带钱包，故用动词 -ing 形式的完成式。

12. 4.Many houses have been covered with lava or burned to the ground. 许多房屋被熔岩覆盖或烧毁。 burn to the ground 指楼等被烧毁 He has no place to live in because his house has been burnt to the ground. 他无处栖身因为他的房子被烧掉了。

13. 短语联想： burn away 烧掉 The wood had burnt away to nothing. 木头已烧成灰烬。

14. burn down ( 建筑物 ) 烧毁： The cinema burnt down last year. 电影院去年被烧毁了。 The school was burnt down by vandals. 学校被人纵火烧毁了。

15. burn off 烧掉 He was badly injured in the accident, and his hair was burnt off. 他在事故中严重受伤，头发也被烧掉了。 burn out 烧坏 The engine had burnt out. 引擎给烧坏了。

16. burn up 烧毁，燃得更亮 / 旺 The rocket burnt up when it reentered the earth’s atmosphere. 火箭重入地球大气层时烧毁。 He put more wood in the fire to make it burn up. 他往火上加木材想让他烧的更旺。

17. 5. Having earlier collected special clothes from the observatory, we put them on before we went any closer. [ 考点 ] earlier 是副词 early 的比较级，意为 “ 早些 ……” 。

18. [ 考例 ] The new group of students is better-behaved than the other group who stayed here _____. ( 北京 2007) A.early B. earlier C. earliest D. the earliest

19. 6. We slowly made our way to the edge of the crater…. 我们慢慢走向火山口的边缘。 make one’s way （向某地）走（去）

20. She hesitated, but made her way forward. She hastily left the room, and made her way to her bed.

21. 短语比较： make one’s way 还表示 “ 有出息、成功 ” If you want to make your way in the world, you must learn to work hard while you are still young.

22. make way (for) 让路，让位 All the traffic has to make way for a fire engine. I shall make way for a younger man.

23. 7. Today, I am just as enthusiastic about my job as the day I first started. 如今， 我和开始从事这项工作时 一样满怀热情。 enthusiastic (about) 感兴趣的, 热心 的

24. She seemed enthusiastic about the idea. We got an enthusiastic response from our customers.

25. I. 根据下列各句句意及所给单词的首字 母或汉语提示, 写出各单词的正确形式。 1. You should be able to e______ your own work. 2. It was u_________ that Larry broke his leg on the first day of the holiday. valuate nfortunate

26. 3. “You’re wrong,” she said with a______ certainty. 4. I am very surprised that she has so many f_______ dreams. 5. The parks of this city are famous for their beautiful ________ ( 喷泉 ). 6. The ________ ( 潜在的 ) side effects of the drug are unknown. bsolute antastic fountains potential

27. I. 用所给词的适当形式填空。 1. She is especially ______ (excite) at the news that her daughter got the first in the competition. 2. His long and ______ (bore) speech made everyone sleepy. excited boring 3. ____________ (fortunate), three people died and a lot of people were injured in the accident. Unfortunately

28. 4. We need to carry out a proper _________ (evaluate) of the new system. 5. He believes ________ (absolute) that a man with preparation will succeed sooner or later. evaluation absolutely 6. The _______ (erupt) of a volcano makes many people lose their lives. 7. Dad always falls ______ (sleep) in front of the TV after Sunday lunch. eruption asleep

29. II. 用适当的介词或副词填空。 1. ___ the distance, he could see the tall chimneys of the factory. 2. Use an umbrella to protect yourself _____ the rain. 3. The mountain was covered _______ snow all the year round. In from with / by

30. 4. Enough lava had erupted _____ the volcano to bury the whole village. 5. Buses were destroyed and a tourist hotel was burned __ the ground, although no holidaymakers were injured. 6. Mary quickly moved out __ the way, and Donald lifted a box down. from to of

31. 7. Students ____ all over the world come to study at Oxford. 8. It was my first sight __ old Green dancing with a girl of sixteen. 9. He had put __ his best clothes for this morning call. 10. All the staff are enthusiastic _____ the project. from of on about

32. III. 下列各句均有一处错误，请指出并 改正。 1. He was about to leave the room while the telephone rang. 2. Help is in the way to the people who are struck by the flood. when on

33. 3. He worked late into the night, prepared a long speech. 4. The girl told us the whole thing in an exciting voice. 5. As though he’s 24 now, he’s still like a little child. preparing excited Even

34. V. 用所给短语的适当形式完成句子。 burn to the ground; have a closer look at; make one’s way; fast asleep; feel alive; be about to; protect... from...; take notice of; be enthusiastic about; be amazed at 1. I _________________ the coat and decided it wasn’t worth ￡ 50. had a closer look at

35. 2. After the fire, his house _______________________. 3. On Friday, guys __________________ talking about where they are going for the weekend. 4. It was the kind of morning when you wake up and ________. 5. Though it was dark, we ____________ to the village. (was) burned to the ground are enthusiastic about feel alive made our way

36. 6. As I leave the car, I see that the little boy is __________. 7. She ____________ how quickly Carla seemed to get over what had happened to her. 8. The laws are designed to ______ consumers ____ unsafe products. fast asleep was amazed at protect from

37. 9. We ____________ leave when Jerry arrived. 10. I hope you’ll ____________ what I’m going to tell you. were about to take notice of

38. VI. 每空填一词, 使该句与所给句子的 意思相同。 1. The doctors are very excited by the discovery. The discovery _______________ very much. excites the doctors

39. 2. As time goes on, the students in Grade 3 will win the match. With ____________, the students in Grade 3 will win the match. 3. I could have been here an hour ago, but unluckily I missed the train. I could have been here an hour ago, but ____________ I missed the train. time going on unfortunately

40. 4. I was coming along to see you, but at that time I ran into Jack. I was coming along to see you _____ I ran into Jack. 5. His collection of paintings has a strong impression on us. His collection of paintings __________ very much. when impresses us

41. 6. Many villages were completely ruined after the big fire. Many villages were ________ __________ after the big fire. burned to the ground

42. IV. 根据括号内的提示将下列句子翻译 成英语。 1. 我正要出去, 天就开始下雨。 (be about to do) I was about to go out when it began to rain.

43. 2. 我爬到山顶, 这样能很清楚地看到远处 的村庄。 (in the distance) 3. 我们很吃惊地看到她有了小孩后的变 化。 (be amazed at) I climbed up the hill so as to see the village clearly in the distance. We were amazed at her changing after she had a baby.

44. 4. 他尽可能快地跑, 以免被熊攻击。 (as... as possible) 5. 学习了一会儿，他向他的床走去。 (make one’s way to) He ran as quickly as possible to avoid being attacked by the bear. After studying for a while, he made his way to his bed.

45. 1. Finish the exercises in your Exercise Book. 2. Underline sentences in the reading passage that use the – ing form. Homework