导学案Unit 4 Amazing Science Topic 1 When was it invented.docx

Unit 4 Amazing Science导学案 Topic 1 When was it invented ?Section A备课人：郭太先 参与教师：李江 高涛 李明芳 王丽 熊光彩一、预习。翻译Be not allowed to do sth_Be made from_be made of._ Be used for sth/doing sth_be used to do sth_some day_Pla y computer games_Its bad for your health._Spend too much time on them._show sth to sb_Its made of metal._ o space_Learn a lot about.from._come true_I wish I could going to space some day._I hope your dream will come true._Where was it developed?_二：重难点释疑。1.Because I was not allowed to play computer games last night.因为他们不让我玩电脑游戏。点拨：allow-1)allow sb. To do sth.-允许某人做某事2）be allowed to do sth.被允许做某事练习：a.老板不允许我们工作时聊天。The boss_us_at work.b.学校不允许我们上学穿其它衣服。We_other clothes at school.c.( ).He_play computer games unless 0 he finished his homework.A.was allowed to B.wasnotallowedto C.allow tod.My mothe rallows me to use her cellphone.(改为被动语态)I_ use my mothers cellphone.2.Its used for sending satellites or spaceships into space.它是被用来发射人造卫星或宇宙飞船进入太空的。点拨：a.be used for doing sth.-(被)用来(强调用途或作用)b.be used to do sth.-(被)用来去做(强调目的)c.be used as-(被)用作(强调被用作工具或手段)d.be used by-被使用，后跟人/物（强调使用者）练习：a.邮票是用来寄信的。The stamp_theletters.b.语言是被用来描述人的感情的。The language_describe humans feelings.c.swim可作名词来用。Swim_anoun.d.录音机经常被英语老师使用。The recorder_English teachers.注意：be used to doing sth.=get used to doing sth.-习惯做某事used to do sth.-过去常常做某事练习：a.他每天习惯做晨练。He_morning_.b.过去放学后，她常常在家弹钢琴。She_at home_.c.Arocket is used for launching satellites and spaceships.(就画线部分提问)_arocket_?3.I wish I could going to space some day.我希望有一天我也能飞上太空。点拨：此处为虚拟语气，即所希望之事较为渺茫。如:我希望我会飞。I_I_flysomeday.链接：(1)hope的用法与wish相似切记！没有hope sb.to do sth.结构(2)hope+(that)宾语从句，表示能实现的愿望如:I hope Ican go there one day.4.Its made of wood.它是用木材做的。点拨：a.be made of-用制造的（从成品中可以看出原材料）b.be made from-(从成品中看不出原材料)c.be made by-由（被）（人）制作d.be made in在某地制造e.be made into-被制成某物练习：1）( ).We all know that paper_wood.A.is made of B.is made into C.ismadefrom2）这种桌子是用木头做的。The desk_这些纸是用木头做的。The paper_Unit4 Amazing ScienceTopic1 When was it invented?Section B备课人：郭太先 参与教师：李江 高涛 李明芳 王丽 熊光彩一、预习热身。翻译：A:be used by_Its said that._D.during his life_B:a light bulb_be different from_In the science museum_not onlybut also._ All over the world_C:Its said that he invented more than two thousand things during his life._二：重难点释疑。1.Its said that Edison invented more than one thousand things during his life.点拨：Its said that-据说拓展：类似结构还有：据报道_练习：a.据说上个星期他去北京出差了。_he_Beijing_lastweek.b.据报道他的公司刚刚开张。_his company_just_.c.( ).Its_that he has been to Shanghai alone. A.said B.reported C.know D.certain点拨：invent-发明，创造(动词) 拓展：发明(可数名词)-_;发明家-_练习：a.他是一位伟大的发明家。_b.他一生有许多发明。_.c.( ).Thetele phone_by Bell in 1876.A.was invented B.has been invented C.is invented D.will be inventedUnit4 Amazing ScienceTopic1 When was it invented?Section C备课人：郭太先 参与教师：李江 高涛 李明芳 王丽 熊光彩一、预习热身。翻译：A:comeout_inmanyways_most of the time_none of these things _be made in._laught at_share sth with sb_B:Brainstorm fo rideas_make a detailed drawing_make a model of your invention_C:Inventing is interesting and exciting and every one can be an inventor._二：重难点释疑。一、被动语态综合练习：用所给词的适当形式填空。1.You are late,all the tickets_(sell)out an hour ago.2.This type of cellphone_(make)inS henzhen.3.The story_(happen)in amagicland.4.Her homework_(finish) yet, so she is still working on it now.5.When_the sports meeting_(hold)? 6.Look,a new road_(build) in that area.7.The dirty clothes must_(wash) atonce.8.The roses_(smell) sweet.9.It is well_(know) that the Great Wall is the symbol of China.二选择正确的答案( )1.The workers made great contributions_the tall building. A.to build B.to building C.build( )2._of the students are playing outside,for its raining. A.Noone B.None C.Someone( )3.We are_to hear the_news.A.surprised;surprised B.surprising;surprised C.surprised;surprising( )4.Students_their hair when they are at schoolA.don tallowtodye(给染色)B.are not allowed to dye C.arent allowed to dying D.arent allowed dyingUnit4 Amazing ScienceTopic1 When was it invented?Section D备课人：郭太先 参与教师：李江 高涛 李明芳 王丽 熊光彩一、预习。indiretion_as long as ._ find out_explor our world_long ago _during the rest of the time _at any time_the shape of the earth二：重难点释疑。1.This method worked well at night as long as the weather was good and the stars could be seen.在夜晚只要天气晴朗，能看见星星，这种方法就能很好地发挥作用。点拨：work well-(方法)可行,(物品)正常工作拓展：(衣物)好洗_(货物)好卖_(机器)运转正常_点拨：as long as=so long as-只要(引导条件状语从句)练习：a.只要你们有足够的钱，就有机会出去度假。Youll have a chance to go out for a holiday_your money is_.b.只要我们有票，我们就去参加音乐会。We can go to the_we have tickets.GPS is a great invention that help us explore our planet and discover where we are.全球定位系统是一项能帮助我们星球的伟大发明，并且能确定我们在哪里。思考：句子中that引导了一个_从句；where引导了一个_从句练习：None of them knew where they were or what they were doing.译：_综合练习：( )1.Hurry up,you_on the phone.A.Wanted B.waswanted C.arewanted( )2.Some stories_the children by the teacher every day.A.is told for B.are told for C.are told to( )3._that he has studied abroad for fivey ears. A.It is said B.It says C.Thatissaid( )4.The window_five minutes ago. A.is cleaned B.was cleaned C.can be cleaned( )5.The children_by the teachers at school. A.take care of B.are taken care C.are taken care of( )6.I have no idea what_while I was asleep. A.happened B.washappened C.happens( )7.In some countries,tea_before meals. A.is serving B.is served C.served( )8.This kind of books_well. A.doesnt sell B.isnt selling C.arent sold.( )9.I_ten minutes to decide which sentence was right by the teacher. A.gave B.was given C.w