1、1Unit 5 The power of nature话题诵读 日积月累导语 火山在地球上喷发已有数百万年了，其中五百多座火山还在喷发着，这也显示了地球本身的力量。是什么导致了火山？到底发生了什么事？那火山带指的是什么？让我们来了解一下吧。There are thousands of volcanoes all over the world.What makes volcanoes？What happens?The inside of the earth is very hot.Because it is very，very hot，the rock has melted like ice.I
2、t has become liquid，like water.It is always boiling，like water in a kettle.If you have seen a kettle boiling，you know that the steam and boiling water try to get out.The very hot melted rock inside the earth also tries to get out.Usually it cannot because the outside of the earth is too thick and st
3、rong.But in some places the outside of the earth is thin and weak.Sometimes a crack (a small opening) appears.The hot melted rock，which we call“lava”，pushes up through the crack and bursts through.Steam and gas shoot up into the air and the hot melted lava pours out.Big pieces of rock may be thrown
4、high into the air.After a while the volcano becomes quiet again.The melted lava becomes hard.Later the same thing happens again and again.Each time more hot lava pours out on top of the cold lava and then becomes hard.In this way a kind of mountain is built up，with a hole down the middle.Perhaps the
5、 volcano will then be quiet and no more lava will burst out.Perhaps it will start again hundreds of years later.词海拾贝1melt v(使)融化，(使)熔化2kettle n水壶3lava n岩浆，熔岩4burst through 突然出现；突破5shoot up 迅速上升；猛增2问题思考1What is the hot melted rock called?_2Will volcanoes start again after lava bursts out?_答案：1.Lava.2
6、Some will and some wont.自主预习 步步提高词汇识记.将单词与其正确释义连线1diagram A欣赏；感激2hurricane B绝对的；完全的3absolute C候选人；候补者4candidate D贵重的；珍贵的5precious E文件；证件6document F阳台7balcony G多种多样的8tremble H图表9diverse I飓风；暴风10appreciation J摇晃，颤抖答案：1H 2I 3B 4C 5D 6E 7F 8J 9G 10A.根据所给汉语提示写出单词1_ n灰；灰末2_ n一套外衣 vt.适合3_ adj.实在的；实际的4_ vt.
7、射中；射伤5_ adj.忧虑的；不安的6_ vt. & vi.惊慌；恐慌7_ vt.保证；担保8_ vi.洗澡答案：1.ash 2.suit 3.actual 4.shoot 5.anxious 6.panic 7.guarantee 8.bathe.根据英语释义写出单词1_：next to or along the side of something32_：to carefully consider something to see how useful or valuable it is3_：a line of raised water that moves across the surf
8、ace of the sea4_：the possibility that something will develop in a certain way，or have a particular effect5_：to choose someone for a position or a job6_：all the special tools, machines, clothes etc.that you need for a particular activity答案：1.alongside 2.evaluate 3.wave 4.potential 5.appoint 6.equipme
9、nt.选用短语的适当形式完成句子compare.with；protect.from；be appointed as.；make ones way；be about to；as well as；fast asleep；burn to the ground1Youd better often _ your handwriting _ others.2A chemistry factory _ in the fire.3He _ Chairman of the Student Union in our school.4Though it was raining, the soldiers _ the
10、 village.5When I came home，my father was _.6I _ the station to pick him up when he telephoned me that he was delayed.答案：pare with 2.was burnt to the ground 3.has been/was appointed as 4.were making their way to 5.fast asleep 6.was about to go to.领会句子所用句型并译成汉语1Having_collected_and_evaluated the infor
11、mation, I help other scientists to predict where lava from the volcano will flow next and how fast._2I_was_about_to go back to sleep when suddenly my bedroom became as bright as day._3It_was_not_easy_to_walk in these suits, but we slowly made our way to the edge of the crater and looked down into th
12、e red, boiling centre.4_4The other two climbed down into the crater to collect some lava for later study, but this_being my first experience，I stayed at the top and watched them._答案：1.收集和评估了这些信息之后，我就帮助其他科学家一起预测下次火山熔岩将往何处流，流速是多少。2我刚要再睡，突然我的卧室亮如白昼。3穿着这些衣服走起路来实在不容易，但我们还是缓缓朝火山口的边缘走去，并且向下看到了红红的沸腾的中央。4另外两
13、人攀下火山口去收集供日后研究用的岩浆，我是第一次经历这样的事，所以留在山顶上观察他们。语篇理解课文表层理解.判断正(T)误(F)1The writer has the greatest job in the world, but sometimes he was bored. ( )2Mount Kilauea is the most active volcano in Hawaii.( )3Many people live near the top of Mount Kilauea, where the rocks fall.( )4After eruption the writer and
14、 the other two scientists went to the mountain on foot.( )5The eruption was the writers first experience and he would never forget it.( )答案：1.F 2.F 3.F 4.F 5.T.读课文回答问题1Where is Mount Kilauea?_2What is the volcanologist wearing when getting close to the crater?_3What does the writer mean by using “lu
15、cky” in the sentence “I was 5lucky enough to have a much closer look at it”？ (no more than 20 words)_4Why was it difficult for the writer to walk towards the edge of the crater? (no more than 15 words)_答案：1.It is in Hawaii. 2.He is wearing white protective suits that covered his whole body，helmets，b
16、ig boots and special gloves，just like a spaceman. 3.It was his first sight of an eruption.It was the first time for him to watch the crater. 4.The author was wearing special protective clothes that made it difficult to walk.阅读 P3435 的 Reading 部分，完成下列表格Travel to unusual places and work 1._ people fro
17、m all over the world.Help protect ordinary people from the 2._.The writers jobCollect information for a 3._ about Mount Kilauea；help other scientists to4._ where lava will flow next and how fast. My bed began 6._ and I heard a strange sound.My bedroom became as 7._ as day.The day of the 5._Red hot l
18、ava 8._ hundreds of metres into the air.Two other scientists and I were driven up the mountain and dropped as close as possible to the 9._ that had been formed during the eruption.The first experienceThe day after the eruptionWe slowly 10._ to the edge of the crater and looked down into the red，boil
19、ing centre.答案：1.alongside 2.volcano 3.database 4.predict 5.eruption 6.shaking 7.bright 8.was fountaining 9.crater 10.made our way6课文深层理解.读课文匹配段落大意1Part 1：Paras. (12) AThe reasons why the writer isenthusiastic about his job.2Part 2：Paras. (34) BWhat the writers job is and the importance of his job.3P
20、art 3：Para. (5) CThe writers experience of watching the volcano eruption.答案：1.B 2.C 3.A.阅读 P3435 的 Reading 部分，选择最佳答案1What does the writer mean by using“lucky”in the sentence“I was lucky enough to have a much closer look at it”？AHe felt much safer on the top while the other two scientists climbed dow
21、n into the crater.BIt was his first sight of an eruption.CIt was the first time for him to watch the crater.DBoth B and C.2What did the author do after he was appointed as a volcanologist?AHe collected information about Mount Kilauea on the spot.BHe analyzed the data and predicted where the lava wou
22、ld flow.CHe persuaded people to move their homes out of the path of the lava.DHe saved people who were covered with lava.3Which of the following descriptions of an eruption is NOT correct?AIt causes great damage near the top of Mount Kilauea.BThe places where the lava flows are usually seriously dam
23、aged.CIt can be seen from a distance，even in a house garden.DThe lava can fountain hundreds of metres.4What did the writer feel and see in his first sight of an eruption?AHis bed began shaking and he heard a strange sound.BHis bedroom was as bright as day.CRed hot lava was fountaining hundreds of me
24、tres into the sky.DAll of the above.5What is the main idea of the passage?AAn eruption occurred in Hawaii.7BA volcanologists job is exciting.CA volcanologists exciting job and his first sight of an eruption.DA sight of an eruption is horrible.答案：1.D 2.B 3.A 4.D 5.C知识聚焦 讲练互动要点直击1equipment n设备；装备(教材原句
25、 P34)Sometimes working outdoors，sometimes in an office，sometimes using scientific equipment and sometimes meeting local people and tourists，I am never bored.(我)有时在室外工作，有时在办公室里，有时工作中要用科学仪器，有时要会见当地百姓和旅游的人士，我从来都不会厌烦。The complete equipment of the new hospital will take a year.把这个新医院的设备配齐要花一年时间。Without t
26、he right equipment the mechanic could not repair the car.没有合适的设备，机械师便不能修理汽车。这是件很有用的厨房用具。误：Its a very useful kitchen equipment.正：Its a very useful piece of kitchen equipment.归纳拓展a piece of equipment 一件设备equip v装备；配备equip.with. 用准备；使具备be equipped with. 配备有equip sb for. 使某人对有所准备；使某人有能力well/fully equipp
27、ed 装备好的badly/poorly equipped 装备差的即学即练单句语法填空。The local government brought in lots of modern scientific _(equip)8The manager decided to equip the workshop _ modern machines.完成句子。Their army _，so its a wellequipped army.他们的部队装备精良，所以是一支配备精良的军队。The course is designed to _ a career in nursing.此课程旨在使学生能够胜任护
28、理工作。单句改错。Our school has changed all the office equipments for us at the beginning of the term._答案：equipment with is well equipped equip students for equipmentsequipment2appoint vt.任命；委派；约定，安排(教材原句 P34)I was appointed as a volcanologist working for the Hawaiian Volcano Observatory (HVO) twenty years
29、ago.作为一名火山学家，我已经被派到夏威夷火山观测站(HVO)工作 20 年了。归纳拓展appoint sb to do sth 委派某人做某事appoint sth for sth 为某事安排/确定(时间/地点等)appointment n约会，约定；任命，委派；职务，职位fix/make/have an appointment with sb 与某人约会appointed adj.指定的，约定的即学即练完成句子。I decide _ of the company.我决定任命你为公司副经理。The manager _ look into those complaints.经理委派他去调查那
30、些投诉。单句语法填空。Id love to go there with you，but I have an _ (appoint) with my lawyer.She was waiting at my apartment at the _ (appoint) time to take me to Disney World.单句改错。9If you want to make appointment with the doctor，you should phone him ahead of time._答案：to appoint you (as/to be) the vice manager
31、appointed him to appointment appointed make 后加 an3evaluate vt.评估；评价；估计(教材原句 P34)Having collected and evaluated the information，I help other scientists to predict where lava from the volcano will flow next and how fast.收集和评估了这些信息之后，我就帮助其他科学家一起预测下次火山熔岩将往何处流，流速是多少。I cant evaluate his ability without se
32、eing his work.我没有看到他的工作情况，无法评估他的能力。The school has only been open for six months，so its hard to evaluate its achievement.该学校仅开办了六个月，现在还很难估计它的成就。归纳拓展evaluate sb on.根据评价某人evaluation n估计；评价make an evaluation of 对进行评估The school evaluates a teacher on his performance in class.学校根据教师在课堂上的表现评价教师。I attempted
33、 an honest evaluation of my own life.我试图如实地评价我自己的一生。易混辨析evaluate/estimate/value词语 辨析evaluate很少用来表示“估价”或“估计”某物的市场价值，大多是用来表示“评价”estimate 表示的“估计” “估算”只是猜测，甚至只是一种想法value 估计某物的“价值；价格”即学即练单句语法填空。The tree _ (estimate) to be at least 700 years old.10It can be difficult _ (evaluation) the effectiveness of di
34、fferent treatments.完成句子。You should be able to _.你应当能够评估你自己的工作。Its hard to _.要把她当歌手来评价很难。Can you _ success?你能估计她成功的机会吗？答案：is estimated to evaluate evaluate your own work evaluate her as a singer evaluate her chances of4be about to. when.正要做这时(教材原句 P34)I was about to go back to sleep when suddenly my
35、bedroom became as bright as day.我刚要再睡，突然我的卧室亮如白昼。句式分析该句是并列句，核心句式是be about to.when.，其中 when 是并列连词，常用于引导一个突然出现的动作，意为“正在这时/那时(突然)” ，相当于 and at this/that time。I was about to go out when Tom came in.我正要出去，这时汤姆突然进来了。I was about to go out when the telephone rang.我正要出去，电话铃突然响了。归纳拓展并列连词 when 常用于以下句型：was/were
36、 doing.when.正在做这时was/were about to do.when.正要做这时was/were on the point of doing.when.刚要做这时had just done.when.刚做完这时had hardly/scarcely done.when.hardly/scarcely had.done.when.刚做完这时/那时即学即练完成句子。I was walking in the street _.11我正在街上走着，这时我突然看见了我的老朋友玛丽。I _to help you with your English when my uncle came.我正
37、要出门去你家辅导你英语，这时我叔叔来了。The game _ when it started to rain._ the game _ when it started to rain.比赛刚刚开始，天就开始下起雨来。单句改错。I had just finished my work you called me._答案：when I saw my old friend Mary was about to go/was on the point of going had hardly/scarcely begun Hardly/Scarcely had begun you 前加when5suit n
38、一套外衣；套装 vt.适合；使适宜(教材原句 P34)We had white protective suits that covered our whole body，helmets，big boots and special gloves.我们都穿着白色的防护服遮住全身，戴上了头盔和特制的手套，还穿了一双大靴子。I dont think this song suits him.我认为这首歌不适合他。 Her speech was well suited to the occasion.她的讲话在这个场合非常适宜。归纳拓展suit oneself 随自己的意愿行事suit sth to st
39、h 使某物适合于(另一物)It suits/suited sb to do sth 某人适合做某事suitable adj.合适的；适宜的be suitable for sth/sb 适于某物/人be suitable to do sth 适合做某事He tried to suit his performance to the audience.他尽力使自己的表演迎合观众的口味。The show is not suitable for young children on the whole.总之，该表演不太适合少儿观看。 易混辨析fit/suit/match12词语 辨析 典型例句fit多指大
40、小、形状合适，可引申为“吻合，协调”The trousers dont fit him；they are too small. 这条裤子不合他的身，太小了。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This style of dress suits you well. 你穿这种款式的衣服很合适。match多指大小、色调、形状、性质等方面的搭配Her clothes and hat dont match. 她的衣服和帽子不搭。即学即练单句改错。He had different suit for every hour of the day._完成句子。The blu
41、e dress _.这件蓝色连衣裙她穿起来不合适。He tried _ the audience.他尽力使自己的表演迎合观众的口味。_；I dont mind what plans you make.随便，不论你有什么打算，我都没有意见。The house is not really _ (suit) for a large family.这所房子确实不适合大家庭居住。答案：had 后加 a doesnt suit her to suit his performance to Suit yourself suitable6make ones way 前往；向走去；成功(教材原句 P35)It
42、was not easy to walk in these suits，but we slowly made our way to the edge of the crater and looked down into the red，boiling centre.穿着这些衣服走起路来实在不容易，但我们还是缓缓往火山口的边缘走去，并且向下看到了红红的沸腾的中央。Being exhausted，she made her way to bed.她很疲惫，朝着床走了过去。If you want to make your way，you must learn to work hard when you are 13still young.你要想成功，就得学会趁着年轻努力工作。注意：make ones way 后常接介词 to，后跟表地点的名词。归纳拓展feel ones way 摸索着前行fight/push ones way 推挤着前行wind ones way 蜿蜒向前force ones way out 挤出去；冲出去push ones way i
