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1、高中英语必修五Unit3语法学案课前自主学习：词汇复习：1.Atractorisapowerfulmotorv______withlargewheelsandthicktiresusedforpullingfarmmachinery.2.Theywantedtobuildanewschoolbuttheycouldn’tfindasuitablel______forit.3.Thestoryr______meofanexperienceIoncehad.4.Tom’smotherdiedtwodaysp______tohisarrival.5.Thehouseissitua
2、tedinverypleasants______.6.Shewaso______aboutthefutureofthecompanybuttherestwerepessimistic.7.Theprogramgivesstudentstheo______tolearnmoreaboutglobalwarming.8.Jamescani______hisfather’sspeechperfectly.9.AnActwaspassedgivingthearmye______powerintimeofwar.10.CIAstandsforCentralIntelligenceA_
3、_____.课堂讲解：I:动词-ed分词形式作状语的基本用法:动词-ed分词形式可用作状语，表示时间、原因、条件、让步、伴随以及陪衬性动作等。这类状语可放在句子前面、后面、或句中，并可拓展为一个状语从句或并列分句。1表示时间，相当于一个________.有时过去分词前可加连词when或while来强调时间概念。1)Toldthathismotherwasill,LiLeihurriedhomequickly.=When__________thathismotherwasill,LiLeihurriedhomequickly.(李蕾得知母亲生病了时，马上赶回了家。)2)See
4、nfromthemoon,theearthlooksgreen.=When______________fromthemoon,theearthlooksgreen.从月亮上看时，地球是绿色。3)Whenhewasaskedwhathadhappened,heloweredhishead.=_________whathadhappened,heloweredhishead.2.表示原因，相当于一个____________.。1)Greatlyinspiredbytheteacher'swords,hemadeuphismindtoworkatEnglishevenharder
5、.=Because_____________________bytheteacher'swords,hemadeuphismindtoworkatEnglishevenharder。在老师的鼓励下，他决心更加努力地学习英语。2)_______________whathedid,theteacherpraisedhiminclass.=AS______________________whathedid,theteacherpraisedhiminclass.由于老师对他所做的事情很满意，于是在班上表扬了他.3)Lost/Absorbedindeepthought,hedidn
6、'thearthesound.=As________lost/absorbedindeepthought,hedidn'thearthesound.5因为沉溺于思考之中，所以他没听到那个声音3..表示条件，相当于一个______________，有时过去分词前可用unless,if等词。1)IfIamgivenafewmoreminutes,I'llfinishit.=______afewmoreminutes,I'llfinishit.。2）____________you,Istillhavealongwaytogo.跟你比较起来，我还差得很远呢。3）______inri
7、chsoil,theseseedscangrowfast.如果种在肥沃的土壤里，这些种子能长得很快4.表示方式或伴随情况动词的-ed形式作伴随状语，表示行为方式、伴随情况或补充说明，常置于句末，可以扩展成一个________________.1）1）1）Theoldmanwentintotheroom,(andhewas)supportedbyhiswife。2)____________hisstudents,theprofessorsattherecheerfully那位教授在学生的簇拥下，兴高采烈地坐在那儿。3
