1、Unit 5 The power of natureReading (),1. Learn and grasp the usages of important new words and expressions. 2. Master the usages of the sentence patterns: “Having done sth.” and “be about to do .when.”,Learning aims,1_ n火山 2_ vi.(指火山)爆发；突然发生 _n火山爆发；(战争等)爆发 3_ adv.在旁边；沿着边 prep.在旁边；沿着的边 4_vt.任命；委派_ n约定
2、； 任命 5_ vt.评估；评价；估计_ n评估,volcano,erupt,eruption,alongside,appoint,appointment,evaluate,evaluation,Leading-in,6_ n波浪；波涛 vi.波动；起伏；挥手 7_ adj.绝对的；完全的 absolutely adv.绝对地; 完全地 8_ n一套外衣；套装；vt.适合；使适宜 _ adj.合适的 9_ n潜在性；可能性；潜能 adj.可能的； 潜在的 10_ adj.实在的；实际的actually adv.实际地,wave,absolute,suit,potential,actual,su
3、itable,compare._. burn_ the ground fast_ take notice_ _an effort make ones way_. be enthusiastic_ be amazed_,与比较 烧毁 熟睡的 注意 努力 前往 对充满热情；热爱 对感到惊异,根据汉语意思补全下面的短语,with,to,asleep,of,make,to,about,at,1. appoint vt. 任命；委派；安排，确定(时间、地点)appoint sb. as/to be. 任命某人为 appoint sb. to do sth. 委派某人做某事 appoint a time/
4、place for sth./to do sth.(为某事)确定(日期、场所),Language points,A lawyer was appointed to represent the child. 一位律师被指定为这个孩子的代理律师。 We appointed him to be president of the club. 我们任命他为这个俱乐部的负责人。 We have not yet appointed a time for the next meeting. 我们还没安排下次会议时间。,appointment n. 任命；约会 make an appointment with
5、sb. 与某人约会 keep/break an appointment 守/违约 Id love to go there with you, but I have an appointment with my lawyer. 我很想和你一起去那里，但我预约了我的律师。,【拓展】,【即学即练】完成句子。 (1) The president _ a new director. 这位总裁任命了一位新主任。 (2) We _him _chairman. 我们选他担任主席。 (3) The teacher _ me _the roll. 老师指派我点名。 (4) The time _the meetin
6、g was 10:30. 约定的开会时间是10点30分。,appointed,appointed,as/ to be,appointed,to call,appointed for,2. wave n. C波浪；波涛; 挥手 vi. 波动；起伏；挥手 Huge waves were breaking on the shore. 巨浪拍打着海岸。 She gave a wave as she left the house. 她离家时挥了挥手。 The policeman waved the driver to stop. 警察招手让司机把车停下来。 My mother cried when I
7、waved goodbye to her. 我向母亲挥手告别时她哭了。,【归纳拓展】 wave goodbye to 向挥手告别 wave sb. to do sth. 招手让某人做某事,【即学即练】 完成句子。 Quietly I _the rosy clouds in the western sky. 我轻轻地挥手，作别西天的云彩。,wave goodbye to,3. suit n. 一套外衣；套装 vt. 适合；使适宜 We had white protective suits that covered our whole body, helmets, big boots and sp
8、ecial gloves. 我们都穿着白色的防护服，戴着头盔和特别的手套，还穿了一双大靴子。 Our manager seldom wears anything other than a business suit whatever the season. 不管什么季节，我们的经理总是穿西服，很少穿其他衣服。 It is almost impossible to find a time that suits everybody. 要想找到适合所有人的时间几乎是不可能的。,【拓展】suitable adj. 适合的 be suitable for sb./sth. 适合于某人/某物be suit
9、able to do sth. 适合做某事 The film is not suitable for young children. 这部电影少儿不宜。,fit 多指大小、形状合适，可引申为“吻合，协调”。 suit 多指颜色、花样或款式适合；还可指合乎需要、 口味、性格、条件、地位等。 match 多指大小、色调、形状、性质等方面的搭配。,【易混辨析】,【即学即练】 选词填空（fit/ suit/ match）。 (1) Does this skirt _ me？ (2) Her clothes dont _ her age. (3) I tried the dress on but it
10、didnt _. It was too small. (4) Her shoes _ her dress；they look very well together. (5) （2016全国卷）If not, let me know what time _ you best.,suit,match,fit,match,suits,4. Unfortunately, we cannot move their homes out of the way, and many houses have been covered with lava or burned to the ground. 遗憾的是，
11、我们不可能把他们的家搬离岩浆流过的地方，因此，许多房屋被熔岩淹没，或者焚烧殆尽。 burn to the ground 全部焚毁 She has no place to live in because her house has been burnt to the ground. 她无处栖身，因为她的房子被烧掉了。,【拓展】 burn down 焚毁，烧毁 burn up 被烧毁，烧得更旺 burn away 烧掉，逐渐消失 burn out 熄灭，烧完（燃料） burn oneself out 耗尽精力，筋疲力尽 burn ones money 把钱挥霍掉 【即学即练】用burn的短语完成句
12、子。 (1) Half the candle _. 那根蜡烛已经烧掉了一半。 (2) The spacecraft _ as it entered the earths atmosphere. 宇宙飞船在进入地球的大气层时被烧毁了。,had burnt away,burned up,5. make ones way (1)前往，向走去(后接 to/towards+地点) 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
13、the red，boiling centre. 穿着这些衣服走起路来确实不容易，但我们还是缓缓朝火山口的边缘走去，并且向下看到了那红红的沸腾的中央。,(2)成功；有所成就 So long as you work hard with a strong will, you can make your way in life. 只要你努力工作，意志坚强, 你的人生就会成功。,摸索着前行,找到路，设法达到,迷路,(1) Look! Many children are _the beach. 看!很多孩子正往海滩走去。 (2) Without experience in it, we have to _
14、. 由于在这方面没有经验，我们只能摸索着前进。 (3) We _ in the dark. 我们在黑暗中迷了路。,making their way to,feel our way,lost our way,【即学即练】,6. potential (1) n. U潜在性；可能性；潜能 Having studied volcanoes now for many years, I am still amazed at their beauty as well as their potential to cause great damage. 虽然我从事火山研究很多年了，但是我对火山的美以及它那潜在的
15、巨大破坏力至今仍然感到惊愕不已。 (2018北京高考)The technology has the potential to change our transportation systems and our cities 这项技术有可能改变我们的交通系统和城市。,(2) adj. 可能的；潜在的 This is a machine with several potential uses. _ The company talked with many potential investors. _,这是一台具有潜在功能的机器。,公司和许多潜在的投资人进行了交谈。,7. I was appoint
16、ed as a volcanologist working for the Hawaiian Volcano Observatory (HVO) twenty years ago. 二十年前，作为一名火山学家，我被委派到夏威夷火山观测站(HVO)工作。 现在分词短语在句中作后置定语。 本句可理解为Twenty years ago I was appointed as a volcanologist and worked for the Hawaiian Volcano Observatory (HVO).,8. Having collected and evaluated the inform
17、ation, I help other scientists to predict where lava from the volcano will flow next and how fast. 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。,Having collected and evaluated the information为现在分词的完成式, 在句中作时间状语，相当于after引导的时间状语从句。where lava from the volcano will flow next and how fast.为一宾语从句，作动词predict的宾
18、语。,9. I was about to go back to sleep when suddenly my bedroom became as bright as day. 我刚要回去再睡，突然我的卧室亮如白昼。 “be about to . . . when. . . ” 表示“正要这时(突 然)”。when 在此为并列连词，意为 “ 就在这时 (突然) ”。I was about to go out when Tom came in. 我正要出去，这时汤姆进来了。He was about to leave when the telephone rang. 他正要离开，突然电话铃响了起来。
19、,并列连词when常用于以下句型。 (1)was/were doing .when. 正在做这时 (2) was/were about to do .when. 正要做这时 (3)was/were on the point of doing.when. 刚要做这时 (4)had just done.when. 刚做完这时,用所给短语的适当形式完成句子。 burn to the ground; have a closer look at; make ones way; fast asleep; feel alive; be about to; protect . from .; take not
20、ice of; be enthusiastic about; be amazed at 1. I _ the coat and decided it wasnt worth 50.,had a closer look at,Class exercises,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 woke up and _. 5. Though it
21、was dark, we _ to the village. 6. As I leave the car, I see that the little boy is _.,(was) burned to the ground,are enthusiastic about,felt alive,made our way,fast asleep,7. She _ how quickly Carla seemed to get over what had happened to her. 8. The laws are designed to _ consumers _ unsafe products. 9. We _ leave when Jerry arrived. 10. I hope youll _ what Im going to tell you.,was amazed at,protect,from,were about to,take notice of,Homework,1.Learn all the language points by heart. 2.Recite the important expressions. 3.Reread the text.,Enough is as good as a feast. 知足常乐。,
