高中英语 Unit20（2）学案 北师大版选修7.doc

unit20 new frontiers导学案(2) lesson 1-futurology(2)tips: ideal is the beacon. without ideal , there is no secure direction ; without direction , there is no life .理想是指路明灯.没有理想.就没有坚定的方向;没有方向,就没有生活。learning aims(学习目标):a(层次): learn and recite the new words in lesson 1b:keep the important words,phrases in mind. c,d:learn the important words and phrases of this part.the important language points in lesson 1,para.2-para.9important and difficult point: undestand the whole passage (学习重点、难点) thoroughly and learn to analyze the long complicated sentences.steplanguage points.(c级)para.21.the future is now big business and many people will _ the seminar with dreams of starting new enterprises based on the predictions they will hear this weekend.译文:_1)based on(汉意)_ 完整的结构是:_在本句中是过去分词作_(a.状语 b.定语 c.宾补)2)划线的句子是_从句.2. i clicked_the websites _ a few futurologists and _s what theyre predicting.para.3in the next few years,computers will become_(handy). handy adj._手边的,就近的汉译英:自行车是一种方便的交通工具._短语扩充:be handy for 离很近 come in handy 迟早有用para.4by the year 2015,the clothing industry will have produced new types of material that will remain stainless no matter what you spill on them.译文:_ _1)guess: will have produced是_时态?2)review:remain_(汉意),是_(词性),后可接_. 回顾句型:某事有待于被做._3)no matter what在此引导的是_从句,可换成_. 回顾whever与no matter wh的区别? whever即可引导_从句,又可引导_从句; no matter wh只能引导_从句.因此,在引导_从句时,两者可互换.para.5by the year 2025,no one will die of starvation because there will be food for everyone.译文:_die of 意思是死于,后接死亡的原因.思考:die of 和 die from的区别?_回顾短语:灭绝,消失_para.6tiny,insect-like robots may be sent around the cells of our bodies to _(评估,评价)our health and_(实行,执行) repairs to keep us healthy.译文:_ _para.7by the middle of the century,computers that are millions of times smarter than us will have been developed.1)划线部分是_从句.2)复习归纳倍数的表达法的基本句型:asia is three times larger than europe. 句型:_asia is four times as large as europe. 句型:_asia is four times the size of europe. 句型:_ 及时反馈: they have produced_they did last year.( ) a.twice more grain as b.twice as much grain as c.twice as many grain as d.at twice many grain aspara.9if you cant beat the future,join it. join 加入 eg:she joined the company three months ago.选择下列四个词或短语填空并思考总结其区别:join; join in; take part in; attend1)i have an important meeting to_.总结:_2)will you _the game? 总结:_3)he_the army last year. 总结:_4)he likes to_all kinds of activities. 总结:_step当堂检测1.单词检测(a级)1)the flight was delayed owing to_(技术上的)reasons. 2)sports and_(娱乐)have always been part of university life3)a few more travelers cheques may come in_(方便实用的)on the holiday.4)the feedback from the computer enables us to u_ the program.5)they look at the house and a_ its market value.6)the diligent student gets up before d_ every day.2.用所给词的适当形式填空.(b级)1)the movie_(base) on a real-life incident is popular among the students.2)how can you keep the white coat_(stain) for such long time?3.改错(c级)1)in the next a few years,living will become easier._2)in the past ten years,china developed very fast._3)at the end of this year,the project will have been finished._4)she looks forawrd to the welfare that she lives._4.choose the best answer.(c级)1)_team wins saturday will go through to the national championships.( ) a.no matter what b.no matter which c.whatever d.whichever.2)most of the students_the lectures found it rather boring and it was a waste of tome to come to it. ( ) a.tak