1、Unit 5The power of natureSection Warming Up&Reading一、课文大意填空The writer told us the importance of the job as avolcanologist.Twenty years ago he was (1)_ as avolcanologist,collecting information for a (2)_ aboutMount Kilauea.He described the process of the(3)_ tous.He said the most important thing abou
2、t the job of avolcanologist was to protect people from(4)_appointed database eruption volcanoes 二、根据课文内容，选择最佳答案1The main purpose of the writers job is _.Ato collect the information about Mount KilaueaB to collect and evaluate the information about MountKilaueaCto help other scientists to predict the
3、 trend of the lavaDto meet local people and touristsC 2When was the writer appointed as a volcanologist?_ATen years ago.BFor more than ten years.CLess than twenty years.DTwenty years ago.3 Why does the lava that flows slowly down the mountiancause far more damage than the boiling rock that erupts fr
4、om thevolcano?_ABecause it buries everything in its path.BBecause most people live near the top of Mount Kilauea.CBecause lava is in a higher temperature.DBecause people cant leave the house.D A 4Where did the writer have his first sight of the eruption?_AThe bedroom.BThe top of the Mount Kilauea.CT
5、he back garden.DThe office.5Why were the writer and two other scientists driven up themountain the day after the eruption?_ATo save the people on the mountain.BTo protect the plants and animals on the mountain.CTo watch the fantastic sight.DTo collect some lava for later study.C D The importance of
6、avolcanologists job1.Help other scientists to predict where lava fromthe volcano will flow next and how(1)_2Save many lives because people in the(2)_ of the lava can be warned to leavetheir homes.The first sight of an eruption1.Suddenly my bed began shaking and mybedroom became as(3)_ as day.2.There
7、 was an(4)_ from the side of themountain and red hot lava was(5)_hundreds of meters into the(6)_His love for his job and volcanoes1.Today,I am just as enthusiastic about my jobas the day I first started.2I am still(7)_at volcanoes beauty aswell as their(8)_to cause great damage.三、阅读课文，然后完成下列表格fast p
8、ath bright eruption fountainingair amazed potential It shows a volcano erupting.它展示了一座火山的爆发。1erupt vi.(指火山)爆发；突然发生典例 Its many years since Mount Vesuvius last erupted.维苏威火山上一次爆发至今已有很多年了。Violence has erupted on the street.大街上突然发生了暴乱。拓展 erupt into(burst into)爆发成；发出运用 完成句子An active volcano _(可能喷发)at any
9、time in this area.A regional conflict would _(演 变 成)violent warfare.could erupt erupt into Have you ever considered how weak humans arecompared with a volcano,hurricane or earthquake？你是否想过与火山、飓风或地震相比，人类是何等脆弱？2compared with/to 和比起来典例His home is a palace compared with/to our poor littlehouse.他家和我们贫穷的小
10、房子相比简直就是宫殿。辨析 compared with/compare.to./compare.with.(1)compared with/to 意为“与比起来”，在句中作状语。如：Compared with/to Class Ones classroom,Class Twos isspacious.跟一班教室比起来，二班教室比较宽敞。(2)compare.to.意为“把比喻成”，侧重指两者间的相似点。如：We compare teachers to gardeners and students to flowers.我们把老师比作园丁，把学生比作花朵。(3)compare.with.意为“把
11、与作比较”，侧重指两者之间的区别。如：Never compare your advantages with others shortcomings.切勿拿自己的优点跟别人的缺点相比。运用 用上面所提供的辨析短语的适当形式填空He _ the girl _ themoon in the poem._ him,you are lucky._ this _ that one,andyou will see which is pared to Compared to/with Compare with I travel to unusual places and work alongside peop
12、lefrom all over the world.我跑的是不同寻常的地方，和我一起工作的人来自世界各地。3alongside解析(1)prep.在旁边；沿着的边The boat pulled up alongside the dock.那条船在码头旁停靠。(2)adv.在旁边；沿着边The police car pulled up alongside.那辆警车在旁边停下。运用 完成句子The man stopped _(在河边)He is the master of the car stopped _(在旁边)alongside the river alongside I was appoi
13、nted as a volcanologist working for theHawaiian Volcano Observatory(HVO)twenty years ago.二十年前我被任命为在夏威夷火山观测站工作的火山学家。4appoint vt.任命；委派典例 He was appointed mayor of the city.他被任命为市长。拓展 appoint sb.as.任命某人为appoint sb.to do 指派某人做运用 完成句子They _(任命他为)their new manager.appointed him asHaving collected and eval
14、uated the information,I helpother scientists to predict where lava from the volcano will flownext 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。5evaluate vt.评估；评价；估计 典例 Lets evaluate the evidence.让我们评估一下此证据的价值。The school has only been open for six months,so its too earlyto evaluate its succe
15、ss.这所学校开办才不过六个月，所以要对它的成绩作出评价为时尚早。拓展 evaluate ones ability 评估某人的能力evaluate the value/quality of sth.评估某物的价值/质量运用 完成句子Before you appoint her as your assistant,youd better_(评估一下她的能力)Its too late to _(评 定 结 果)of theexperiment.evaluate her ability evaluate the result 6现在分词的完成时作状语解析 本句中的 having collected
16、and evaluated the information是现在分词的完成时作时间状语，表明所表示的动作发生在主句动作之前，相当于 As I had collected and evaluated.。如：Having finished the homework,he went to play basketball.做完功课后，他去打篮球。运用 完成句子_(等候了)for an hour,she met her son inthat prison finally.Having waitedUnfortunately,we cannot move their homes out of theway
17、,and many houses have been covered with lava or burnedto the ground.遗憾的是，我们不可能把他们的家搬离岩浆流经之路，因此许多房屋被熔岩淹没，或者焚烧殆尽。7out of the/ones way 不挡道；不碍事；躲开 典例 Please keep/stay out of the way.请让开。If Uncle Tom had been drinking,I kept out of his way.如果汤姆大叔一直在喝酒，我就躲开他。拓展 in the way 挡道；碍事on ones/the way 在路上by the wa
18、y 顺便问/提一下by way of 经过，途经in a way 在某种程度上in no way 绝不运用 完成句子The soldier nodded slightly,and moved _(让开)to let them through.Dont stop here.Its _(挡道)out of the way in the way 8burn to the ground 全部焚毁典例 The Sunlight Hotel had been burnt to the ground.阳光旅馆被烧毁了。拓展 burn up 烧起来；烧得更旺；烧尽，烧毁burn away 逐渐烧完；烧光bur
19、n out 烧光；烧毁burn down 烧光；火力减弱burn oneself out 耗尽精力；精疲力竭运用 完成句子The tall building _(全部烧毁)as aresult of the big fire.Heputmorewoodonthefiretomakeit_(烧得更旺)was burnt to the ground burn up The lava that flows slowly like a wave down themountain causes far more damage because it buries everythingin its path
20、 under the molten rock.而顺着山坡向下流的火山熔岩所造成的损失却大得多，这是因为火山熔岩流经的地方，一切东西都被掩埋在熔岩下面了。9wave解析(1)n.波浪；波涛The waves were beating on the shore.波涛拍岸。(2)vi.波动；飘动；起伏；挥手The flag waved in the breeze.旗帜在微风中飘扬。拓展 wave aside 对置之不理；不理会wave goodbye to sb.向某人挥手告别wave off 挥手告别wave down 挥手示意停下；挥手叫停运用 完成句子 Standing at the edge
21、 of the cliff she can see_(波浪)crashing below.My mother was crying as I _(向挥手告别)her.the waves waved goodbye to It was not easy to walk in these suits,but we slowlymade our way to the edge of the crater and looked down intothe 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。10make
22、ones way 前往解析make ones way 常与介词或副词 to/towards,through,forward,along 等连用。如：He made his way towards the filling station.他向加油站走去。拓展 make way for 为让路或让位give way to 向屈服/让步feel ones way 摸索前进lose ones way 迷路fight ones way 杀出/开出一条路运用 完成句子I _(沿着走)the road.made my way alongThe other two climbed down into the
23、crater to collectsome lava for later study,but this being my first experience,Istayed at the top and watched them.另外两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。11独立主格结构作状语解析this being my first experience 是独立主格结构，在句中作状语，代词 this 与现在分词 being 之间存在逻辑上的主谓关系，可改为状语从句“As this was my first experience.”。如：There being no bus,we had to walk home.因为没有公交车，所以我们不得不走路回家。运用 完成句子(瞪 着)him,he didnt knowThe girl _what to say.staring at
