Unit 6 Earth first Using language 教案-高一英语新外研版必修第二册

Unit6EarthfirstUsinglanguage【教学目标】1.掌握本课的重要词汇与句式；2.使学生能够了解并掌握现在分词和过去分词作补语的用法，理解其补充说明宾语的作用，并在真实语境中运用。【教学重难点】使学生能够了解并掌握现在分词和过去分词作宾语补足语的用法，并在真实语境中灵活运用。【教学过程】Step1课前自学一、知识梳理Activity11.Lookatthesentencesfromthereadingpassageandanswerthequestions.aWeseeawomanswimmingatnightinadarksea.bItmadepeoplefrightenedofsharks,...(1)Insentence(a),whoisswimmingatnight?(Answer:Insentence(a),awomanisswimmingatnight.)(2)Insentence(b),whoisfrightenedofsharks?(Answer:Insentence(b),peoplearefrightenedofsharks.)(3)Whydoestheauthorchoosetousedifferentformsofverbsinthetwosentences?(Answer:Insentence(a),awomanisswimming.Inotherwords,thewomandoestheactionofswimming.Sotheauthoruses-ing.Butinsentence(b),peoplearefrightened.Asaresult,passivevoiceisused.Sotheauthoruses-ed.)2.NowgettheSstolookformoresentenceswiththesestructuresinthereadingpassage.二、主要用法精讲现在分词作宾语补足语1)see,watch,hear,feel,notice等感官动词后接现在分词作宾语补足语，表示该动作正在进行。例如：a.Isawhimrunningdownthestreet.（我看见他正沿着街跑。）b.Ifeltanantclimbingovermyleg.（我感到一只蚂蚁正在我的腿上爬。）2)have,leave,keep等使役动词后接现在分词作宾语补足语，表示“使处于某种状态”。例如：a.Theyshutthedoorandleft,leavingthefireburning.（他们关上门走了，留下火在燃烧。）b.Sorry,I’vekeptyouwaitingalongtime.（对不起，让您久等了。）过去分词作宾语补足语1)like,want,wish,order等后接过去分词作宾语补足语，表示命令或希望某件事被完成。例如：IwanttheroomcleanedupwhenIcomeback.（我希望在我回来的时候，房间已清理好。）2)see,hear,notice,observe,watch,feel,find等感官动词后接过去分词作宾语补足语，表示该动作与宾语之间是被动关系或者该动作已经完成。例如：a.Isawanoldmanknockeddownbyacarjustnow.（我刚才看到一位老人被车撞倒了。）b.Hefoundhishometowngreatlychanged.（他发现自己的家乡大变样了。）3)have,get,make,leave,keep等使役动词后接过去分词作宾语补足语，表示动作由他人完成。例如：Hehadhismoneystolen.（他的钱被偷了。）Step2语法探究1.“感官动词+宾语+doing”，动词-ing形式作宾补强调动作的延续性，表示动作正在进行。2.“感官动词+宾语+done”（动词-ed形式作宾补，表示被动）3.使役动词“have/has+宾语+doing”（动词-ing形式作宾补，表示主动）4.使役动词“have/got+宾语+done”（动词-ed形式作宾补，表示被动）5.“find+宾语+done”，“发现……被……”，动词-ed形式表被动。6.“leave+宾语+doing”，“让、听任……保持”，动词-ing形式表主动。7.“with/without+宾语+done”，“随着…….被……”动词-ed形式表被动。Step3自学检测单句语法填空。Wecanseesteam_________（rise）fromthewetclothes.Thestrangenoisemadeallofus_________（frighten）.Theylistenedtotheoldman_________（tell）hisstoryfrombeginningtoend.Hecouldn’tmakehimself_________（hear）abovethenoiseofthetraffic.Themissingboywaslastseen_________（play）ontheriverbank.Icouldn’tdomyhomeworkwithallthatnoise_________（go）on.Themurdererwasbroughtinwithhishands_________（tie）behindhisback.Theyusecomputerstokeepthetraffic_________（run）smoothly.Shewantsherpaintings_________（show）inthegallery,butwedon’tthinktheywouldbeverypopular.Whenheawoke,hefoundhimself_________（look）afterbyanoldwoman.1．填入适当的动词分词形式，把句子补充完整；2．根据所学，说说每个句子的分词在句中与逻辑主语构成什么样的关系。Step4．教师讲解1.核对同学们自学检测的答案。2.根据课前自学内容，对现在分词和过去分词作宾补的相关知识进行更详细的补充说明。3.