八年级英语上册《Unit 3 What were you doing when the UFO arrived》学案 鲁教版.doc

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1、《Unit3WhatwereyoudoingwhentheUFOarrived》【学习目标】1.掌握下列生词和短语：run,meet,happen,anywhere，trainstation,runaway,comein，thinkaboutdoingsth.2.提高阅读和写作技能。【重点、难点】1.短文理解与看图写文章。2.过去进行时1）用法：表示在过去某一时刻或某段时间内正在进行的动作。2）谓语结构:be(was,were)+Ving3）时间状语:atthattime/momentat+点钟+yesterday/lastnight(ateighto’cl

2、ockyesterday/lastnight)from+点钟+to+点钟+yesterday(fromseventonineyesterday)thistimeyesterday，justthenwhenhecamein,….（when引导的时间状语从句是过去时，并且动词是短暂性动词时，主句使用一般过去进行时态）Previewthetextanddothepre-setworkbeforeclass.Checktheanswersinclass.【前置学习】1.温故知新：用when和while对2a中的活动进行描述。2.速写出这些内容。ran(原形)____

3、_______met(原形)_______happen__________anywhere___________trainstation____________逃跑_________进来_______考虑做某事________________3、自读课文，翻译课文并回答问题。1）WhatwasLindadoingwhenDavyranaway?2）Whycouldn’tLindaseeDavy?3）WherewasDavywhileLindawaslookingforhim?4）WhathappenedwhileLindawaslookingforhim?5

4、）WhatwasDavydoingwhenLindafinallysawhim?4.知识剖析：讨论:happen的用法：1）表示“某人发生某事”常用___________，如:Whathappenedtoyou?Acaraccidenthappenedtoherthismorning.2）表示“某地/某时发生了什么事”常用“sth.+happened+地点/时间”，主语是事物。如:Thestoryhappenedin2009.Anaccidenthappenedinthatstreet.3）表示“某人碰巧做某事”用“sb.+happened+todosth.

5、”，如:Ihappenedtomeetafriendofmineinthestreetyesterday.2.runaway逃跑3.walkaroundthestation在车站走来走去4.Shedidn’tthinkaboutlookingoutsidethestation.她没想到要往车站外面看一看。thinkabout考虑lookingoutsidethestation是动名词短语，做thinkabout的宾语。lookoutside往外看thinkaboutdoingsth考虑做……Explainthelanguagepointsandtrytous

6、ethem.【达标测评】一、单项选择（）1．Shesaidshe_____apaperkiteat7:00yesterday．A．makesB．ismakingC．willmakeD．wasmaking（）2．I_____onthephonewhenafriendwentintoabarber'sshop．A．talkedB．wastalkingC．talkD．istalking（）3．Whatabout_____moretreestokeeptheairclean?A．toplantB．plantC．plantingD．planted（）4．Whenthe

7、UFOtook_____,thegirlwasintheshop．A．outB．offC．onD．up（）5．Itwillbe_____toworkoutthisprobleminsomeyears．A．BecauseB．SinceC．WhileD．If二、翻译句子1.当琳达正在火车站买报纸的时候，够从她的箱子里出来跑了。2．在他们旁边有一个警官。3.琳达在打电话的时候发生了什么？4.我去纽约的航班从北京国际机场起飞的。Checktheanswerstogetherandmakenotes.【教学反思】本节课学习在实际中运用过去进行时，与一般过去时态相结合使

8、用。要求学生能正确区分使用。通过做练习题运用所学知识