人教版模块6 Unit5 The power of nature 课文(I)学案.doc

人教版模块6 Unit5 The power of nature 课文(I)学案学习目标: learn the text of the Unit5 on page 34-35教学重点： Get the general idea and learn the language points.（了解文章大意并掌握文中的知识点）课堂前置：阅读课文，完成Step2 中的题目。Teaching steps(教学步骤)Step1.Have a check about the last lesson(检查上节课的内容)Step2.Read the text and finish the following questions.（读课文完成下面的题目。）Why is a volcanologists job important?_Why is the lava that flows on Mount Kilauea more dangerous than the actual eruption?_What caused the writers bedroom to become as bright as day even though it was night?_Why did the scientists have to get close to the volcano after it began erupting?_Why was it difficult for the writer to walk towards the edge of the crater?_Step3.Learn the language points in this text .1 Have you ever considered how weak humans are compared 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？compare to/with 和比起来People like to compare him with his twin brother.人们喜欢把他与孪生弟弟相比。_( compare) with most of the women at that time, she was lucky.与那时大部分的妇女相比，她算是比较幸运的。另外compare to, 还有“把比作”的意思The poet compared his lover to a red, red rose. 这位诗人把他的爱人比作一朵红红的玫瑰花。2 Although my job is occasionally dangerous, I dont mind because danger excites me and makes me feel alive.虽然我的工作偶尔也有危险，但是我并不在意，因为危险能激励我，使我感到有活力。excite: (vt).使兴奋；使激动 feel alive 感到有活力Exploring1 选词填空 excite / excited / exciting. An _ crowd was waiting for the singer to arrive. Dont _ the baby too much well never get him to sleep. They waited and waited for something _ to happen.3 Our work has saved many lives because people in the path of the lava can be warned to leave their houses.我们的工作拯救了许多人的生命，因为熔岩要流经之地，老百姓都可以得到离开家园的通知。save ones life 拯救某人的性命 in the path of 在的道路上warn(v)警告，警戒，预告。He was warned of the danger. 他已经得到了危险的警告。We warned him not to go skating on such thin ice. 我们警告他不要在这样薄的冰上溜冰。warn 用法归纳warn sb of sth 警告某人某事 warn sb (not)to do sth 警告某人（不要）做某事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，我们不可能把他们的家搬离岩浆流经之处。因此，许多房屋被岩浆淹没或焚烧殆尽。out of the way 不挡道，不碍事，躲开 burned to the ground 烧毁He tried to move his car out of the way.他尽力把他的车移到一边。They moved the stones out of the way to let the students pass.他们把石头移到一边，让学生们通过。5 The lava that flows slowly like a wave down the mountain causes far more damage,沿着山像波浪一样缓慢流动的岩浆造成了更多的损害。far more damage 中far 放在形容词比较级more 的前面起加强比较级的作用，可以用来修饰比较级的词：much, even, still, a lot, a little, a bit.6 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。when 在句中是并列连词，连接并列句，意为“这时，突然”。归纳when 作并列连词，常用于一下结构。(主句)进行时+when (主句)on the point of/just+when (主句)be just going to do+when (主句)be about to do+when Exploring1 翻译eg: I was having lunch when an old friend visited me._ I was about to go out when the telephone rang._7 I ran out of the house into the back garden where I could see Mount Kilauea in the distance.我赶紧跑出房间，来到后花园，在那儿我能远远地看见基拉韦厄火山。ran out of跑出 in /into the distance. 在远处，在远方 at/from a distance 离一段距离；从远处；遥远地；久远地where I could see Mount Kilauea in the distance.定语从句，修饰先行词garden.8 I am just as enthusiastic about my job as the day I first started.我和当初从事这项工作时一样满怀热情。be enthusiastic about对热心，对有热情9 The 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.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。this being my first experience 在句中做状语，是独立主格结构。独立主格结构是由名词或代词加上其它成分（分词、不定式、名词、代词、形容词、副词或介词短语）构成，在语法上是一个独立的短语，不是句子，在意思上依附于整个句子。例如：Time permitting, we can finish the work.如果时间许可，我们能够完成这项工作。（表时间）He sat silently, eyes closed. 他静静地坐在，紧闭着双眼。（表伴随）The boy looked at the beautiful picture, eyes wide open. 这个孩子看着这幅美丽的图画，眼睛睁得大大的。（表伴随）Step 3 Difficult sentences.(长难句分析，先分析结构后翻译)1 I was appointed as a volcanologist working for the Hawaiian Volcano Observatory twenty years ago.2 Having collected and evaluated the information, I help other scientists to predict where lava from the volcano will flow next and how fast.3 Having worked hard all day, I went to bed early.4 Having experienced quite a few earthquakes in Hawaii already, I didnt take much notice.5 Having earlier collected special clothes from the observatory, we put them on before we went any closer.6 Two other scientists and I were driven up the mountain and dropped as close as possible to the crater that had been formed during the eruption.7 Having studied volcanoes now for many years, I am still amazed at thei