Unit 5 The power of nature教案

I. Phrases
1. a volcano erupting 一次火山爆发
2. an active / a live volcano 活火山
3. compare…with / to… 把……和……进行比较
compare…to… 把……比作……
4. imagine doing sth. 设想做某事
5. take risks / a risk 冒险
at risk 处于危险之中
at the risk of doing sth.…冒……危险
risk doing sth.冒险做某事
6. meet with sb. 碰到、遇到某人
7. excite sb./oneself 使某人/自己激动
8. protect sb. / sth. from… 保护……免遭……
9. be warned (not) to do sth. 被警告（不要）去做某事
warn sb. of danger 警告某人有危险
10. move sth. out of the way 把……搬离……
11. burn to the ground 全部焚毁
12. far more (=much more) 多得多，多很多
13. the first sight of… 第一次看见……
14. be fast asleep 睡得很熟
15. be about to do sth. … when… 正要做某事……就在这时……
16. as bright as day 亮如白昼
17. in the distance 在远处（大范围的）
at a / some distance (有间隔的)在远处（的具体某地）
18. in the side of the mountain 在山的一边
19. have a much closer look ( at sth.) 近距离的观看(某物)
20. be in a panic 陷入恐慌（状态）
get into a panic 陷入恐慌（动作）
21. make one’s way to … 前往…….
22. climb down into… 爬进……
23. be enthusiastic about… 对……怀着热情
24. be amazed at … 对……感到惊讶
25. take sb. by surprise 使某人大吃一惊
take sth. by surprise 突袭
26. make an effort to do sth. 努力做某事
27. be out of work 失业
28. (the) Lake of Heaven 天上的湖（天池）
29. thick forest 茂密的森林
30. nature reserve 自然保护区
31. vary from … to … 由……到……不等
32. a great diversity of 多种多样
33. take a bath 沐浴
34. give birth to sb. 生小孩
35. glance through 匆匆看一遍
36. be bored with sb. / sth. 对某人/某物厌烦
37. cancel one’s appointment with sb. 取消和某人的约会

II. Sentences
1. Have you ever considered how weak humans are compared with a volcano , hurricane or earthquake？
你有没有想过，与火山、飓风和地震比起来，人类是多么软弱？
2. Having collected and evaluated the information , I help other scientists to predict where lava from the volcano will flow next and how fast it will flow .
收集和评估这些信息之后，我就帮助其他科学家一起预测熔岩接着将往何处流，流速是多少。
3. I was about to go back to sleep when suddenly my bedroom became as bright as day .
我刚要再睡，突然我的卧室亮如白昼。
4. Having studied volcanoes now for more than twenty years , I am still amazed at their beauty as well as their potential to cause great damage .
我现在已经从事火山研究20多年了，但我仍然惊羡于它们的美丽以及它们潜在的巨大破坏性。
5. The height of the land varies from 700 metres above sea level to over 2,000 metres and is home to a great diversity of plants and animals .
这里地面的高度由海拔700米到2，000米不等，是多种多样动植物的生长地。
6. It is said that the boy , who had a great gift for language and persuasion , is the father of

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