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1、广东惠州市惠阳一中实验学校高二英语《Unit1Greatscientists:Grammar》学案Period3Grammar【学习目标】了解并掌握-ed做定语及表语★预习案PreviewingCaseTranslatethesentenceswiththepastparticiplesfromthereadingpassageandrecitethem.①DoctorJohnSnowwasawell-knowndoctorinLondon...②Somanythousandsofterrifiedpeoplediedeverytimetherewasanoutbr
2、eak.③JohnSnowtoldtheastonishedpeopleinBroadStreettoremove...④Buthebecameinspiredwhenhethoughtabouthelpingordinarypeople.⑤Neitheritscause,noritscurewasunderstood.⑥Hegotinterestedintwotheories.过去分词是非谓语动词的一种形式,表示动作的_________和_______。它在句子中可以充当________、________、________等成份。本单元仅谈其作______和___
3、_____的用法。★探究案ExploringCase探究点一:过去分词作定语有前置和后置两种情况。1、前置定语:A类:被动意义:an___________guest=a__________guest一位受尊敬的客人The___________workersarenowbeingtakengoodcareofinthehospital.受伤的工人现正在医院受到良好的照料。B类:完成意义:a_________teacher一位退休的教师Theyarecleaningthe_________leavesintheyard.他们正在打扫院子里的落叶。总结:________的
4、过去分词作定语,通常放在被修饰的名词之______,作前置定语。表示________和________的意义。2、后置定语:Thiswillbethebestnovelofitskindeverwritten(=thathaseverbeenwritten).Whoweretheguestsinvited(=whohadbeeninvited)toyourpartylastnight?总结:过去分词短语作定语时,放在被修饰的名词之______,作后置定语,作用相当于一个____________。3、注意:①如被修饰的词是something,anything,ever
5、ything,nothing,-one,-body以及those等,分词放在被修饰词的后面。Heisoneofthosekidnapped.他是那些被绑架的人之一。你还有什么没完成的事吗?______________________________________________________________?②单个分词也可以作后置定语,用以强调动作。Theydecidedtochangethematerialused.他们决定更换使用的材料。③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。_______leaves落叶______
6、leaves正在下落的树叶 a_________country发达国家a________country发展中国家 the_______water(凉)开水the_______water沸水探究点二:过去分词作表语Theteacherseemedquitedelightedattheidea.Whenweheardofthestory,weweredeeplymoved.过去分词作表语表示主语的_________和_________。注意:①作表语的过去分词,________的意味很弱,主要表示动作的_______和某一_______,相当于一个形容词。Theb
7、oatisbroken.Thestreetiscrowded.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…Latertheyfoundthattheywerelost.Thehappytimeisgone.常见的作表语的过去分词:amused(愉快的);connected(连接的);broken(碎了的);closed(关闭的);astonished(吃惊的);covered(覆盖的);crowd