Unit 5 The power of nature language points

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名称 Unit 5 The power of nature language points
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资源类型 教案
版本资源 人教版(新课程标准)
科目 英语
更新时间 2010-05-27 11:24:00

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课件23张PPT。paragraph1Sometimes working outdoors, sometimes in an office, sometimes using scientific equipment and sometimes meeting local people and tourists, I am never bored.bore. vt 使感到厌烦
bore. n 令人讨厌的人或事物
bored. adj. 感到厌烦的
boring adj. 令人厌烦的
Mr. Smith, ______ of the ______ speech, started to read a novel.bored boringHowever, the most important thing about my job is that I help protect people from one of the most powerful forces on earth ------the volcano.that I help … 这是that 引导的表语从句,在从句中,that 不作成分。
____ the young man works very hard is _____the manager appreciates him for.That whatparagraph2I was appointed as a volcanologist working for the Hawaiian Volcano Observatory (HVO) twenty years ago.Doing 做定语
作为一名火山学家,我被派到夏威夷火山观测站工作.appointment n. 约会;任命
make an appointment with sb. 与某人约会appoint sb. to do sth. 委派某人干某事
appoint sb as (to be)+职位: 任命某人为… My main job is collecting information for a database about Mount Kilauea, which is one of the most active volcanoes in Hawaii.
collecting information …在此处作表语。动词-ing形式作表语用来说明主语的内容,说明主语“是什么”。
1).我们的工作是演奏各种音乐。
Our job is playing all kinds of music.
2).我的爱好是种花。
My hobby is growing flowers.Having collected and evaluated the information, I help other scientists to predict where lava from the volcano will flow next and how fast.
“ Having … information” 用现在分词的完成式,在句中作时间状语,表明该动作发生在主句动作之前。
Having answered the teacher’s questions, she sat down and felt much more relaxed.Unfortunately, we can not move their homes out of the way, and many houses have been covered with lava or burnt to the ground.许多房屋被熔岩覆盖或烧毁。
Out of the way: 不挡道;不碍事
burn to the ground:指楼房等被烧毁paragraph3When boiling rock erupts from the volcano and crashes back to earth, it causes less damage than you might imagine.
当滚烫的岩石从火山喷出并撞回地面时,它所造成的损失比想象的要小些。 This is because no one lives near the top of Mount Kilauea where the rock fall.
这是因为在熔岩降落的基拉维厄山顶附近无人居住。
The lava that flows slowly down the mountain causes far more damage because it buries everything in its path under the molten rock.
沿着山坡下流的熔岩造成的损失要大得多,因为火山岩浆所流经的地方,一切都掩埋在熔岩下。Having worked hard all day, I went to bed early.
Having experienced quite a few earthquakes in Hawaii already, I didn’t take much notice.动词-ing形式的完成式,作时间状语,表示动作发生在主句谓语动词的动作之前。(在找好旅馆之后)_____________________,we looked for somewhere to have dinner. Having found a hotel2) (买完票后)__________________________,we went into the theatre.
Having bought our ticketsI was fast asleep when suddenly my bed began shaking and I heard a strange sound, like a railway train passing my window.I was about to go back to sleep when suddenly
my bedroom became as bright as day. was about to do sth + when 这时,突然他正要离开,突然电话响了。
He was about to leave when the telephone rang.
史密斯一家正在看电视,这时外面有人喊“救火”。
The Smiths were watching TV when someone
called “ fire” outside.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,在那儿我能远远看见基拉韦厄火山.Paragraph 4Two 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.
我和另外两位科学家驱车上山,到最靠近这次火山喷口的地方才下车.…but this being my first experience, I stayed at the top and watch them.
this being my first experience:分词前加逻辑主语,为独立主格结构,在句中充当原因状语。
句型转换:
1)After mother came back , we discussed it together.
Mother coming back, we discussed it together.
2)Since nobody had any more to say , the meeting was closed.
Nobody having any more to say, the meeting was closed.Paragraph 5It wasn’t very easy to walk in these suits, but we slowly made our way to the edge of the crater and looked down into the crater.
make one’s way( to) . 前进,前往,获得成功;发迹Having studied volcanoes now for many years, I am still amazed at their beauty as well as their potential to cause great damage.potential. un. 潜在性;可能性;潜能
adj. 可能的;潜在的 Pre-reading
1. live , alive , living , lively的辩析
live:用作形容词,意为
等,多作前置定语,修饰物而不修饰 。
alive:意为
等,作表语、后置定语或补语,多用于
living: 意为
作定语或表语,指
lively:意为 作定语或表语,指
“活的”,“有生命的,“充满活力的”,“现场直播的” 人 “活着的(与dead相对)”,“在世的”,“存在的”,“有活力的” 人 “活的”,“健在的”,“现行的”,“现代的” 人或物。 “生动的”,“活泼的”, 人或物。 EX. 1)??Who is the greatest scientists _______ 2)??It wasn’t a recorded show. It was ____ 3)??Latin is not a language. 4)??He made a description about the accident. 5)??Her granddad is still at the age of 90. alive ? live. living lively living