1、高二 選修6 Unit 5,英 語 課 件,Language points,1. Have you ever considered how weak humans are compared with a volcano, hurricane or earthquake ? 你是否想過, 和火山, 颶風或地震 相比人類是何等脆弱。,consider 思考, 主要用于： consider +名詞/-ing形式: He is considering studying abroad. 他正在考慮出國留學。,consider + wh-: We considered how we should help

2、 them. 我們仔細考慮應該如何幫助他們。 consider + 副詞： Consider carefully before you decide. 要慎重考慮后再作決定。,2. Do you enjoy taking risks? risk n. 風險，危險： He was taking a risk by overtaking on a bend. 他在轉(zhuǎn)彎處超車是在冒風險。 The house is a fire risk. 這房子有起火的危險。,短語聯(lián)想： at risk 在危險中: You are at risk if you dont wear a seat belt. 不系安全

3、帶真的會有危險。,at the risk of 冒危險 At the risk of seeming rude, I must refused your request, Im afraid. 盡管似乎無理，恐怕我還是必須拒絕你的要求。,3. Having collected and evaluated the information, I help other scientists to predict where lava from the volcano will flow next and how fast. 考點 Having collected and evaluated是動詞 -

4、ing形式的完成式, 說明它表示的動作在主要謂語表示的動作之前發(fā)生。,考例1 The storm left, _ a lot of damage to this area. (2005全國卷I) A. caused B. to have caused C. to cause D. having caused 點撥 “暴風雨破壞”這個動作發(fā)生在left之前，故用動詞-ing形式的完成式。,考例2 _ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home. (北京2004)

5、A. To wait B. Have waited C. Having waited D. To have waited 點撥 此處強調(diào)已等了半個小時，然后才意識到?jīng)]帶錢包，故用動詞-ing形式的完成式。,4.Many houses have been covered with lava or burned to the ground. 許多房屋被熔巖覆蓋或燒毀。 burn to the ground 指樓等被燒毀 He has no place to live in because his house has been burnt to the ground. 他無處棲身因為他的房子被燒掉了

6、。,短語聯(lián)想： burn away 燒掉 The wood had burnt away to nothing. 木頭已燒成灰燼。,burn down (建筑物) 燒毀： The cinema burnt down last year. 電影院去年被燒毀了。 The school was burnt down by vandals. 學校被人縱火燒毀了。,burn off 燒掉 He was badly injured in the accident, and his hair was burnt off. 他在事故中嚴重受傷，頭發(fā)也被燒掉了。 burn out 燒壞 The engine h

7、ad burnt out. 引擎給燒壞了。,burn up 燒毀，燃得更亮/旺 The rocket burnt up when it reentered the earths atmosphere. 火箭重入地球大氣層時燒毀。 He put more wood in the fire to make it burn up. 他往火上加木材想讓他燒的更旺。,5. Having earlier collected special clothes from the observatory, we put them on before we went any closer. 考點 earlier是副

8、詞early的比較級，意為“早些”。,考例 The new group of students is better-behaved than the other group who stayed here _. (北京2007) early B. earlier C. earliest D. the earliest,6. We slowly made our way to the edge of the crater. 我們慢慢向走火山口的邊緣。 make ones way （向某地）走（去）,She hesitated, but made her way forward. 她猶豫了一下，但

9、向前走去。 She hastily left the room, and made her way to her bed. 她迅速離開房間，朝她床邊走去。,短語比較： make ones way 還表示“有出息” If you want to make your way in the world, you must learn to work hard while you are still young. 你若想要有出息，趁年輕的時候要學會發(fā)奮。,make way (for) 讓路，讓位 All the traffic has to make way for a fire engine. 所有

10、的車輛都得給救火車讓道。 I shall make way for a younger man. 我將把職位讓給更年輕的人。,7. Today, I am just as enthusiastic about my job as the day I first started. 如今， 我和開始從事這項工作時 一樣滿懷熱情。 enthusiastic (about) 感興趣的, 熱心的,She seemed enthusiastic about the idea. 她好象對這個主意很感興趣。 We got an enthusiastic response from our customers.

11、 我們得到了顧客們的熱情反應。,I. 根據(jù)下列各句句意及所給單詞的首字母或漢語提示, 寫出各單詞的正確形式。 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,Practise,3. “Youre wrong,” she said with a_ certainty. 4. I am very surprised that she has so many f_ dreams. 5.

12、 The parks of this city are famous for their beautiful _ (噴泉). 6. The _ (潛在的) side effects of the drug are unknown.,bsolute,antastic,fountains,potential,II. 用所給詞的適當形式填空。 1. She is especially _ (excite) at the news that her daughter got the first in the competition. 2. His long and _ (bore) speech ma

13、de everyone sleepy. 3. The rich variety of animal life we found was very _ (impress).,excited,boring,impressive,4. _ (fortunate), three people died and a lot of people were injured in the accident. 5. We need to carry out a proper _ (evaluate) of the new system. 6. He believes _ (absolute) that a ma

14、n with preparation will succeed sooner or later.,Unfortunately,evaluation,absolutely,7. The _ (erupt) of a volcano makes many people lose their lives. 8. Dad always falls _ (sleep) in front of the TV after Sunday lunch.,eruption,asleep,III. 用適當?shù)慕樵~或副詞填空。 1. _ the distance, he could see the tall chimn

15、eys 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,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 holiday

16、makers were injured. 6. Mary quickly moved out _ the way, and Donald lifted a box down.,from,to,of,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

17、are enthusiastic _ the project.,from,of,on,about,IV. 下列各句均有一處錯誤，請指出并改正。 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,3. He worked late into the night, prepared a long speech. 4. The girl told us the whole thing i

18、n an exciting voice. 5. As though hes 24 now, hes still like a little child.,preparing,excited,Even,V. 用所給短語的適當形式完成句子。 burn to the ground; have a closer look at; make ones way; fast asleep; feel alive; be about to; protect . from .; take notice of; be enthusiastic about; be amazed at 1. I _ the coat

19、 and decided it wasnt worth 50.,had a closer look at,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

20、about,feel alive,made our way,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,9. We _ leave when Jerry arrived. 10. I hope

21、youll _ what Im going to tell you.,were about to,take notice of,VI. 每空填一詞, 使該句與所給句子的意思相同。 1. The doctors are very excited by the discovery. The discovery _ very much.,excites the doctors,2. As time goes on, the students in Grade 3 will win the match. With _, the students in Grade 3 will win the matc

22、h. 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,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