资源描述：
《高中英语 unit1 great scientists导学案（5） 新人教版必修5》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、陕西省西安市田家炳中学高二英语必修5Unit1GreatScientists导学案（5）【学习目标】1．理解过去分词作定语和表语的用法。2.熟练掌握并正确运用过去分词。【自主学习】过去分词的构成：规则动词的过去分词是在动词词尾加－ed,不规则动词的过去分词有不规则的变化,如know----known,keep----kept,fall----fallen等。过去分词的含义:过去分词含有被动或完成的意思。一、过去分词作定语1.前置定语被动意义：arespectedguest一位受尊敬的客人spokenEnglish英语口语writtenexercises书面练习完成意义：aretiredwo
2、rker一位退休的工人fallenleaves落叶therisensun升起来的太阳theadvancedcountries发达国家Thechildrenarecleaningthefallenleavesintheyard.既表被动又表完成：alostanimal一只迷路的动物ausedstamp一枚用过的邮票aninjuredfinger一个受伤的手指abrokencoin一枚破损的硬币总结：单个的______作定语，通常放在被修饰的名词之______,作前置定语。表示________和________的意义。注意：①如被修饰的词是something,anything,everythi
3、ng,nothing,-one,-body以及those等,分词放在被修饰词的后面。Doyouhaveanythingunfinished? Heisoneofthosekidnapped.②不及物动词的过去分词仅表示时间的完成,无被动意义。现在分词表示动作正在进行。fallenleaves落叶fallingleaves正在下落的树叶 theboiledwater(凉）开水theboilingwater沸水二、过去分词作表语过去分词作表语，表示主语的情绪或所处的状态，其前的系动词有包括be在内的多种形式。e.g.：Everyonepresentisveryinspiredath
4、isspeech．过去分词表____________.Thestreetiscrowded.过去分词表____________.注意：①作表语的过去分词，主要表示主语的_______和_______，相当于一个形容词。②表示______的过去分词：disappointed,excited,surprised,pleased…表示______的过去分词：lost,known,married,dressed,gone,drunk…③过去分词作表语：强调动作；被动语态作表语：强调状态Myglassesarebroken. 强调________是________Myglasseswerebr
5、okenbymylittledaughter.强调________是________Hewassurprisedatthenews. 强调________是________Iwasgreatlysurprisedbyaknockatthedoor. 强调________是_______【课内探究】I.用所给词的适当形式填空：worry,interest,arrive,frighten,continue,concern1.I’llbe__________tohearwhathehastosay.2.Themayorsaidthathewas________aboutthe______
6、__riseofthewaterlevelintheriver.3.Recently________soldiersarehelpingtotakethevictimstosafeareasfromtheflood.4.Mostofthenewspaperseemstobe___________withpopstars.5.Hewas_________ofgoingaloneintotheemptyhouse.II.单项选择1．BecauseofmypoorEnglishI’mafraidIcan’tmakemyself____.A.understandB.tounderstandC.un
7、derstandingD.understood2.Thespeaker,_______forhersplendidspeeches,waswarmlyreceivedbytheaudience.A.havingknownB.beingknownC.knowingD.known3.Mr.Smith,____ofthespeech,startedtoreada______novel．A.tired;boringB.tirin
