高二英语教案：Satellites（卫星）

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　　一、教法建议

　　【抛砖引玉】

　　单元双基学习目标

　　Ⅰ. 词汇学习

　　四会单词和词组：broad , circle , in space , pull ( n .) , carry out , question (vt .)

　　三会单词和词组：so / as far as , personally , exhibition , camera , fold , unfold , connect , object , direction , position , organization , dozen , dozens of , dust , dusty , height , pilot , balloon , mention , model , length , attempt , globe

　　Ⅱ. 交际英语

　　Getting Or Expressing Opinions (征求或者表达意见)

　　1. What do you feel like doing ? I feel like …

　　2. Personally , I’d rather (not) + 原形动词 / I’m ready to do 很乐意干……

　　3. What would you like to do ? I’d like to …

　　4. — What do you plan to do ?

　　— I’m planning to do… / I want ( intend , wish , plan ) to do …

　　5. — Have you decided to do …?

　　— I’ve not decided what / where to do …

　　6. What do you think of … ? / What is your opinion of … ? / How do you like … ?

　　7. Tell us what you think about … / We’d like to have your views about …

　　8. Any suggestions you have will be most welcome .

　　9. It’s quite likely that …

　　10. It doesn’t seem possible that …

　　Ⅲ. 语法学习

　　复习定语从句的用法。特别注意 that 和 which 的区别。哪些情况下常用 which ，哪些情况下常用 that 。

　　【指点迷津】

　　单元重点词汇点拨

　　1. personally 就自己而言;个人;本人

　　Personally I don’t care to make some changes in my plans .

　　〖点拨〗personally 相当于 in one’s opinion 。

　　2. exhibition 展览;展览会

　　A great number of new machines are on show at the exhibition held last week .

　　〖点拨〗注意 exhibition 的发音。hold / have / give an exhibition of …举办……展览会。

　　3. broad 宽的;宽大的

　　This piece of cloth is 5 metres broad .

　　〖点拨〗指肩、额头、胸脯、幅面、背的宽常用 broad 。指口、眼、路等的宽常用 wide 。如：He has a broad mind . 他有宽阔的胸怀。He lay there , with his eyes wide open .

　　另外注意拼写broad 时不要写成 abroad (在国外) ， aboard (上船) ，board (木版)。

　　4. object 物;物体

　　We saw a bright object moving in the sky .

　　〖点拨〗object 作动词是“反对”，常用词组：object to doing 反对干……。如：He objects to being sent to the village .

　　5. direction 方向;方位

　　East , west , south , and north are directions .

　　〖点拨〗in the direction of 朝……方向运动。in all directions = in every direction 各个方面;朝四面八方。under the direction of 在……的指导下。如：Miss Gao walked in the direction of the library .

　　另外，direction 作“指示，用法，说明”时常用复数形式。如：directions for use 用法说明，Full directions inside . 内附详细说明。

　　6. dozen 打;十二个

　　Pencils here are sold by the dozen . 这里的铅笔论打出售。

　　〖点拨〗dozens of 几十。当 dozen 的前面有数词时，dozen 最好用单数。如：I want two dozen eggs .

　　7. height 高;高度

　　The Party calls on us to climb the heights of science and technology . 党号召我们攀登科学技术高峰。

　　〖点拨〗in height 从高度上看。What’s the height of …? ……的高度是多少 ?如：The building is 40 metres in height . = The building is 40 metres high .= That’s a 40-meter-high building . 

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　　8. mention 提到;说起

　　Did you mention this to your parents ?

　　〖点拨〗As mentioned above .如上所述。Don’t mention it . (答复别人道谢时的用语) 不必客气。Not to mention = without mentioning 更不必说。

　　9. length 长;长度;一段

　　What’s the length of the Yellow River ?

　　〖点拨〗注意 length 的发音。in length 从长度上看。如：The road is 5,000 metres in length . a length of pipe 一节管子。It was said that this kind of medicine could increase the length of life .

　　10. attempt 试图;尝试

　　They attempted to raise money for a new building .

　　〖点拨〗attempt 不强调成功性，而try 暗示可能有成功性。attempt to do = try to do = do one’s best to do 尽力干…… 。make an attempt to do = make an attempt at doing 试图干……。

　　单元词组思维运用

　　1. get in 进去，进来;收进来;收庄稼

　　Please hold the car door open for the old lady while she gets in .

　　The farmers are busy in getting (in) the crops .

　　2. have got sth in 有某种活动;有……在进行

　　They have got a special exhibition on this month . 这个月他们要举办一个特别展览。

　　Have you anything important on this evening ?

　　I’ve got nothing on tonight , shall we go to a cinema .

　　I’ve a meeting on tomorrow afternoon .

　　注意：on 为副词，该词组等于 have sth on , 还表示“穿着”的意思，但不用进行时，如：She had on her best red dress . 她穿着那件最漂亮的红色连衣裙。

　　3. do a study of = make a study of 研究

　　She has done a study of the danger of smoking .

　　I’m planning to do a special study of satellites next term .

　　4. send back (to) 发送(到)，发回(到);退货

　　What can satellites send back to the earth ?

　　They make a study of the information sent back to earth from weather satellites .

　　You can send back the computer back to the shop if you are not satisfied .

　　5. in space在太空，在宇宙空间

　　A satellite travels in an orbit round another object in space .

　　I hope I’ll be able to walk in space some day .

　　注意：space作“太空，宇宙空间”时为不可数名词，其前不能用冠词。

　　The earth moves through space .

　　From space , the earth looks like a huge water-covered globe .

　　6. fall back (to) 落回(到);退回(到) 

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　　If the rocket does not reach its speed , it will fall back to the earth .

　　I’m sure the price of TV sets will fall back .

　　7. send up 发射;使上涨

　　This satellite has to be sent up into space successfully .

　　Such bad weather will send the price of vegetables up .

　　8. make A from B 用B制成A

　　It has equipment for making electricity from sunshine .

　　We can make hundreds of useful things from waste material .

　　注意：make A into B把A 制成B 。下面三句意思一样：We can make paper into these beautiful flowers . = We can make these beautiful flowers from paper . = These beautiful flowers can be made from paper by us .

　　9. fold up 折叠

　　Sun panels are folded up inside the satellite .

　　Please fold up the table to make room for the piano .

　　10. at a speed of 以……的速度

　　Signals travel at the speed of light .

　　It is said that jet plane can fly at a speed of more than 2000 miles per hour .

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