1、第三课时 Grammar Focus4c单元语法清在复合句中,修饰一个名词或代词的从句叫定语从句。被修饰的名词或代词叫先行词,定语从句通常出现在先行词之后。用来引导定语从句的词叫关系词,分为关系代词和关系副词。关系代词有that,which,who(宾格为whom,所有格为whose);关系副词有when,where,why。关系词引导定语从句,并在从句中作主语、宾语或状语等成分。本单元主要学习由关系代词引导的定语从句。that引导的定语从句that引导定语从句时,既可以指人,相当于who,也可以指物,相当于which,在从句中可作主语或宾语(作宾语时可以省略)。eg:I dont know
2、the boy that is playing the piano.我不认识正在弹钢琴的那个男孩。This is the story(that)I read in that book.这个就是我在那本书中读到的故事。【注意】下列情况只能用that引导定语从句:当先行词前有序数词、形容词最高级修饰时。eg:You are the first person that I want to meet.你是我想见的第一个人。Is this the most interesting movie that you have ever seen?这是你曾看过的最有趣的影片吗?当先行词是all,little,m
3、uch,none,everything,anything,nothing等不定代词时。eg:Tom told his mother all that had happened.汤姆把发生的所有事情都告诉了他的妈妈。Is there anything that I can do for you?有我能为你做的事情吗?当先行词既指人又指物时。eg:Lets talk about the persons and the things that we can remember.让我们谈论能够想起的人和事。which引导的定语从句which只能用来指物,在从句中作主语或宾语(作宾语时可以省略)。eg:T
4、he train which has just left is for Shenyang.刚开走的火车是驶往沈阳的。This is the camera(which)I like best.这是我最喜欢的相机。who,whom,whose引导的定语从句(1)who用来指人,在从句中可作主语或宾语。eg:That girl who is in white is my sister.穿白衣服的那个女孩是我的姐姐。(2)whom用来指人,在从句中作宾语。eg:The girl whom you saw just now is from Beijing.你刚才看见的那个女孩来自北京。(3)whose可
5、用来指人或指物,在从句中作定语。eg:Do you know the boy whose name is Sam?你认识那个名叫萨姆的男孩吗?Please pass me the book whose cover is blue.请把封面是蓝色的那本书递给我。【注意】当关系代词在定语从句中作主语时,定语从句中的谓语动词在人称和数方面要与前面的先行词保持一致。eg:Kevin is one of the boys that are from the USA.凯文是来自美国的男孩中的一员。I have a friend who always has lots of energy.我有一个朋友,他总
6、是精力充沛。【语法精练】一、单项选择。1.What are you looking for?Im looking for the storybook _ you lent to me last week.AwhoBthatCwhenDwhose2.I work in a shop _ sells different kinds of vegetables.AwhichBwhoCwhereDwhat3.Success always belongs to those _ have tried their best to make theirdreams come true.AwhoseBwhomC
7、whoDwhichBAC4.(广西梧州)I like teachers _ classes are interesting and creative.AwhomBwhoCwhichDwhose5.(甘肃天水)Always tell your parents _ you are going and _ youexpect to be home.Awhat;whereBwhen;whereCwhere;whatDwhere;whenDD二、按要求完成下列句子。6The girl is my friend.The girls father is a famous doctor.(合并为复合句)The
8、 girl _ _ _ _ _ _ is my friend.7The bag was full of apples.The bag dropped from the truck.(合并为复合句)The bag _ _ _ _ _ dropped from the truck.8The man walking along the bank seemed worried.(改为含有定语从句的复合句)The man _ _ _ _ _ _ seemed worried.whose father is a famous doctorthat/which was full of appleswho/t
9、hat was walking along the bank9I like clothes made of cotton best.(改为含有定语从句的复合句)I like clothes _ _ _ _ _ best.10Do you know the man in a black suit?(改为含有定语从句的复合句)Do you know the man _ _ _ _ _ _that/which are made of cottonwho/that is in a black suit?三、根据短文内容,用关系代词that,which或 who填空(可重复使用,能省略时加括号)。Won
10、der Park is an American animated(动画的)film 11._ is full ofimagination.June is an optimistic(乐观的)and imaginative girl 12._ discovers anamusement park called Wonderland.The park is a wonderful place 13._is full of fantastic rides and funny animals,but it is in disorder(混乱).June is theperson 14._ can fi
11、x it.Why?Thats because the park is the same as the one15._ she has always imagined.Then,she worked with the animals to save thismagic place and brought the wonder back to Wonderland.that/whichwho/thatthat/whichwho/that(that)【课时精练】四、用方框中的适当形式填空。clear,music,intelligent,think,expensive16I prefer movies
12、 that can give me something to _ about.17Are there any _ restaurants near here?I have little money forthe lunch.18The little boy has no difficulty expressing himself _ in English.19Brian is gifted in writing music.He is very likely to be a _ likeBeethoven.20Lily is _ and hardworking,so she must do well in the singingcompetition.thinkinexpensiveclearlymusicianintelligent