高中英语 Unit20（6）学案 北师大版选修7.doc

unit 20 new frontiers 导学案 (6)communication workshoptips: exploration is endless.learning aims: a: remember some important wordsb:keep some important words, phrases in mind c:use the important words, phrases corectly.d:understand the passage well.learning important points: use the important words, phrases corectly.learning steps:step 1:背记下列单词。（a级）1._ n.探险；探测 2._ vi.逐渐变弱3._ adv.向外地 4._ n.小圆点5._ n.祖宗；祖先 6._ n.边界；界线7._n.屏障；障碍 8._ n.现象（pl.）_9._ _ adj.原始的 10._ n.轨道11._ adj.长久的；永久的 12._ n.大标题13._ adj.最初的；开始的 14._ vi.快速旋转15._ adj.头顶上的 step 2:fast-reading,match these headings with the paragraphs. (b级)a. recent interest b. early space exploration c. introduction d. conclusione. into deep spacef. chinas contributionsstep 3:careful-reading.结合句子意思判断文中划线10个词组表示“原因”或“目的”。 (b级)（1）to do _ （2）as a result of _ （3）so that _ （4）for _ （5）so as to do_ （6）in case _ （7）in order that _ （8）as _（9）in order to do _ （10）due to _step 4:language points. (b级)passage a1. whats beyond that hill? _beyond prep. 在的那一边；越过 迟于，过了以后 超出（某个数量，水平或限度）【英汉互译】桥那边_ 两点以后 _beyond words _ beyond compare _ passage b2.after this interest faded and the number of manned flights dropped off. _【短语归纳】drop off _ drop out _drop in_ drop sb. a line_passage c3.resently there has been another bust of interest in space as a result of hubble telescope._【辨析】as a result of 和 as a result 练一练： there was a traffic jam._, he was late.=he was late _the traffic jam.4.it was launched in 1990 so that astronomers could observe space without the earths atmosphere being a barrier.【句法分析】so that 引导_从句the earths atmosphere being a barrier是动名词复合结构，作介词without的_语。【知识链接】 动名词复合结构由物主代词或名词所有格 + 动名词构成，在句子中可以作主语，宾语等。练一练：我抽烟你介意吗？_passage d5.the international space station is now being built in the earths orbit and soon will be working as a permenent manned scientific base, so as to research life in space and provide a stepping stone in case future manned flights are sent out._ _ 【句法分析】so as to research是不定式做_状语in case引导_状语从句，意思是：以防，万一【知识链接】in case of _ 请带上伞，以防下雨。_passage f6. the possibilities for the future are endless and as long as people remain interested ,we will keep exploring the world overhead._ 【句法分析】as long as引导_状语从句 可与so long as 互换，意思是：只要 用于同级比较句型，意思是：和一样长练一练：只要我们努力，我们就会成功。_ 这条绳子和那条一样长。_ step 5:当堂检测。a级：在课本中划出并翻译短语1.spread out _ 2.take place _ 3.end with _ 4.drop off _5.work as _ 6.send out_7.set up _ 8.rather than_9.in conclusion_ 10.a stepping stone_b级：单选1. my parent dont mind what job i do _ i am happy.a. even though b.as soon as c.as long as d.as though 2._fire , all exist must be kept clear.a.in place of b.instead of c.in case of d.in spite of3.jerry nearly missed the flight _ doing too much shopping.a.as a result of b.on top of c.in front of d.in need of 4.everybody was touched _ words after they heard her moving story.a.beyond b.without c.of d.in 5._ your advice, much trouble was saved.a.owing to b.because of c. due to d.thanks to6.our suggestion is to have a picnic and the other is to go to the museum. personally, i prefer the _.a.last b.next c.later d.latter7.they suspected that the secret had been _ by one of their friends.a. given off b.given in c.given out d.given away8.gun control is a subject _americans have argued for a long time.a.of which b.with w