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1、Grammar:Lookattheexamplesbelow,payingattentiontotheunderlinedparts.1.Walkingisgoodforyourhealth.2.Suchtrainingwascommoninactingfamiliesatthistime.3.Hissubtleactingmadeeverythingentertaining.4.Whatissointerestingaboutthem?5.awalkingstick6.hischarmingcharacterWhata
2、retheyincommon?Talkabouttheusageof-ing.一、-ing形式作定语1.单个动词的-ing形式作定语位于被修饰名词的前面，既可以表示被修饰者的作用或功能，也可以表示被修饰者的动作或状态。如：buildingmaterials=materialsforbuilding建筑材料-ing形式作定语,宾语补足语和表语的用法drinkingwater=waterfordrinking饮用水awalkingstick=astickforwalking手杖areadingroom=aroomforrea
3、ding阅览室awritingdesk=adeskforwriting写字台ExplainthefollowingphrasesinsimpleEnglish.asleepingbagasleepingboyadrinkingcupadrinkinghorseAbagforsleepingAboythatissleepingAcupfordrinkingAhorsethatisdrinkingadancinghalladancinggirlacookingpotamovingstoryAhallfordancingAgi
4、rlthatisdancingApotforcookingAstorythatismovingawashingmachineAterrifyingsoundanoperatingtableaninspiringleaderAmachineforwashingAsoundthatisterrifyingAtableforoperatingAleaderwhoisinspiring2.-ing形式短语作定语时,放在所修饰的名词之后,并且在意思上相当于一个定语从句。如：eg1.ThemanstandingthereisPete
5、r’sfather.=ThemanwhoisstandingthereisPeter’sfather.站在那儿的那个人是彼得的父亲。eg2.Theylivedinaroomfacingthestreet.=Theylivedinaroomthatfacesthestreet.他们住在一间面朝街的房子。3.-ing形式短语也可以用作非限制定语，相当于一个非限制性定语从句，这时，它与句子其他部分用逗号分开。如：Hisbrother,workingasateacher,livesinBeijing.=Hisbrother,wh
6、oisworkingasateacher,livesinBeijing.他那个当教师的哥哥住在北京。二、-ing形式作宾语补足语1.动词-ing形式作宾语补足语常放在宾语后面，表示一个正在进行的主动性的动作，强调一种状态。如：Whenwereturnedtotheschool,wefoundastrangerstandingattheentrance.当我们回到学校时,发现一个陌生人站在大门口。Wefoundthesnakeeatingtheeggs.我们发现蛇正在吃鸡蛋。Ifoundabaglyingonthegrou
7、nd.我发现地板上放着一个包。Thebosskepttheworkersworkingthewholenight.那老板让工人整夜地工作。2.能用-ing形式作宾语补足语的几类动词:1)表示感觉或心理状态的动词，常见的有see,hear,feel,smell,find,notice,observe,lookat,listento等。如：Wesawhersingingintheclassroom.Ifeltsomebodypattingmeontheshoulder.Canyousmellanythingburning?A
8、shespoke,heobservedeverybodylookingathimcuriously.Listentothebirdssinging.Ididn’tnoticehimwaiting.2)表示指使意义的动词，译为“使、让”常见的有have,set,keep,get,catch,leave等。如：Iwon’
