高二英语（人教版）必修5精选同步课件：UNIT 1 GREAT SCIENTISTS-GRAMMAR 2.ppt

1、人教课标版高二必修5 Unit 1例句展示 仔细观察下列句子中的过去分词的用法。1.The recovered animals will be released soon.2.We needed much more qualified workers.过去分词作定语3.Paper cuts used for religious purposes are often found in temples.4.He is a teacher loved by his students.5.The student dressed in white is my daughter.=The student

2、who is dressed in white is my daughter.自我归纳 1.过去分词作定语时，表示的动作在_之前发生，已经完成并具有_意义（见句1）。此时，作定语的过去分词一般是由_动词变来的，因为只有此类动词才有被动意义。谓语动作被动及物2.单个的过去分词作定语一般放在被修饰的名词 _（见句1、句2）。_ 作定语要放在被修饰的名词后面，作后置定语，表示被动或完成，其作用相当于一个_（见句3、句4、句5）。之前过去分词短语定语从句拓展1.不及物动词的过去分词也可作定语，一般作前置定语，不表示被动意义，只强调动作完成。如：fallen leaves落叶；retired worke

3、rs退休工人；the risen sun升起的太阳。2.如果被修饰的词是由every/some/any/no+thing/body/one所构成的复合代词或指示代词those或these等时，即使是单一的过去分词作定语，也要放在被修饰词的后面。如：There is nothing changed here since I left this town.3.过去分词短语有时还可用作非限制性定语，相当于一个非限制性定语从句，前后用逗号分开。如：Some of them,born and brought up in rural villages,had never seen a train.辨析 过

4、去分词与动词-ing形式作定语时的区别：动词-ing形式作定语时与所修饰的名词之间是主动关系，表示动作正在进行；而过去分词作定语时，则表示被动或完成意义。如：Mr Smith,tired of the boring speech,started to read a novel.The prize of the game show is$30,000 and an all expenses paid vacation to China.例句展示 仔细观察下列句子中的过去分词的用法。1.The street is lined with small shops.2.Tom was astonishe

5、d to see his father.自我归纳过去分词作表语时，与谓语动词构成_结构，表示主语的性质、特征和_。过去分词作表语系表状态辨析1.过去分词作表语时与被动语态的区别：过去分词作表语，主要表示主语的状态和特征，而被动语态则表示动作。如：The cup was broken by my little sister yesterday.The library is now closed.2.过去分词作表语与动词-ing形式作表语的区别：过去分词作表语表示被动或完成，动词-ing形式作表语表示主动或进行。如：She was embarrassed because she didnt kno

6、w the answer.Todays meeting was boring.3.有些动词如interest,worry,surprise,frighten等通常用其过去分词形式来说明人的情况，用动词-ing形式来说明物的情况。如：The book is interesting and Im interested in it.强化训练从A、B、C、D中选出最佳选项。1.The murderer was brought in,with his hands _ behind his back.A.being tied B.having tied C.to be tied D.tied2.The E

7、mperors New Clothes is an _ text.All of us are _ about it.A.exciting;exciting B.excited;excited C.excited;exciting D.exciting;excited3.With _ leaves _ in the earth every year,the soil becomes richer and richer.A.falling;burying B.fallen;buried C.fallen;burying D.falling;buried4.Im very _ with the di

8、sh I cooked.It looks nice and smells delicious.Mm.It does have a _ smell.A.pleasant;pleasedB.pleased;pleased C.pleasant;pleasantD.pleased;pleasant 5.I have read plenty of books _ by Lu Xun.A.written B.wrote C.writes D.writing6.His nephew,_ at sea when he was fifteen,had been his only relative.A.losi

9、ng B.loses C.lost D.being lost7.They had beef and _ for supper.A.smoking fish B.fish smoking C.fish to smoke D.smoked fish8.She asked if there was anything _ for tonight.A.to plan B.planned C.that plans D.planning用以下单词的正确形式填空：worry,interest,arrive,frighten,continue,concern1.Ill be _ to hear what he

10、has to say.2.The mayor said that he was _ about the _ rise of the water level in the river bed.interestedworriedcontinued3.Recently _ soldiers are helping to take the victims to safe areas from the flood.4.Most of the newspaper seems to be _ with pop stars.5.He was _ of going alone into the empty ho

11、use.frightenedconcernedarrived1.Linda worked for the Minnesota Manufacturing and Mining Company,_ as 3M.A.knowing B.known C.being known D.to be known高考链接B解析：答案B。此处考查过去分词作后置定语，3M与know之间是被动关系，故用过去分词表示被动。2.The disc,digitally _ in the studio,sounded fantastic at the party that night.A.recorded B.recordi

12、ng C.to be recorded D.having recordedA解析：答案A。此处考查过去分词作后置定语，disc与record之间是被动关系，故用过去分词表示。3.Dont use words,expressions,or phrases _ only to people with specific knowledge.A.being known B.having been known C.to be known D.knownD解析：答案D。know与words，expressions，phrases构成动宾关系，故用过去分词表示被动。4.The flowers _ sweet in the botanic garden attract the visitors to the beauty of nature.A.to smell B.smelling C.smelt D.to be smeltB解析：答案B。此处为现在分词作定语，修饰flowers。smell为系动词，不能用于被动语态，相当于which/that smells sweet。