【正文】 , which/as he hoped he has left here, which greatly upsets ：（1）as引導(dǎo)的從句可以放在主句之前，而which引導(dǎo)的從句只能放在主句之后。（3）如果定語從句的內(nèi)容對主句的內(nèi)容起消極作用或當(dāng)非限制定語從句為否定時(shí)，則常用which，而不用as，如：She stole her friend’s money, which was tore up my photo, which upset drinks a lot everyday,which his wife doesn’t like at ．在正式文體中，以the way為先行詞的限制性定語從句通常以in which或 that 引導(dǎo)，如：The way in which you answered the questions was ，人們通常省略in which或 that : The way(in which)he spoke to us was don’t like the way(that)you laugh at ．關(guān)系詞的選擇1． 在非限制性定語從句中，關(guān)系代詞作主語，只能用who 指人，which指物；關(guān)系代詞做賓語，常用whom（口語中有時(shí)用who）指人，which指物，它們都不能用that代替。如：Do you know the boy to whom she was talking?第3/6頁Do you know the boy(that)she was talking to? The pencil(which/that)he was writing with suddenly ． 在限制性定語從句中，當(dāng)先行詞指物時(shí)，關(guān)系詞可用which或that，二者常可以互換；但在下列情況中，只能用that，不用which：(1)當(dāng)先行詞是all, a lot,(a)little, few, much, none, anything, something, everything, nothing等詞時(shí)。如：We heard clearly every word that he said.(3)當(dāng)先行詞是序數(shù)詞或被序數(shù)詞所修飾時(shí)。如： This is the very book that I want to find.(6)當(dāng)先行詞為指人和指物的兩個(gè)并列名詞詞組時(shí)。如： Which is the car that killed the boy? Who is the person that is making this lecture? ：①引導(dǎo)非限制性定語從句； ②代表整個(gè)主句的意思； ③介詞+關(guān)系代詞。This is the room in which my father lived last 。但在下列情況中，用who(m)，而不用that：(1)當(dāng)先行詞是one, ones, any, few, anyone, anybody, someone, somebody, everyone, everybody等詞時(shí)。如： He who wants to catch fish just not mind getting who are against the proposal put up your ：在固定結(jié)構(gòu)的諺語或習(xí)語中，可用he that?。如：Do you know the writer in blue with thick glasses who is speaking at the meeting?(4)在分隔式定語從句中，若先行詞指人，為了明確修飾關(guān)系，應(yīng)當(dāng)用who(m)。如： Who is the man that is reading the newspaper over there? Which of us that knows anything does not know this?(2)當(dāng)先行詞被形容詞最高級或序數(shù)詞所修飾時(shí)。如： She is the only person that understands same所修飾時(shí)，關(guān)系詞既可以用as，也可以用that。一般說來，表示同一種類多用as，表示同一事物多用that。This is the same instrument as I used 。如： Women received the same pay as received the same pay that men received.(2)在“the same?that”結(jié)構(gòu)中，that只是用來加強(qiáng)語氣，強(qiáng)調(diào)“相同”。如： This is the same instrument that I used yesterday.= This is the same instrument I used yesterday.= This is the instrument I used “the same?as”結(jié)構(gòu)中，same和as都不能省略。如：He lives in the same building that I live.= He lives in the same building as / that I live we meet at the same place that we last met? = Shall we meet at the same place that / as we last met at? , so, as時(shí)，關(guān)系詞應(yīng)當(dāng)用as。通常用下列句型：as is known to all,as is said,as is reported, as is announced,as we all know,as I expect等。第三篇：定語從句講解定語從句講解一個(gè)美麗的女孩a beautiful girl（形容詞作前置定語）一個(gè)穿白色衣服的女孩a girl in white（介詞短語作后置定語）一個(gè)正唱歌的女孩a girl who is singing(定語從句，修飾或限定名詞girl）一、概念: Porter is a smart Harry Porter is a boy who has magic ,修飾boy, 叫做定語從句 先行詞：被定語從句所修飾的名詞或代詞。關(guān)系代詞：who whom whose which that as關(guān)系代詞 ：when where why 先行詞和關(guān)系詞的關(guān)系 plane is a machine that can machine = that boy who broke the window is called boy =who boy whose parents are dead was brought up by his boy’s =whose The school where I study is far from my the school = where 關(guān)系代詞實(shí)際上是先行詞的復(fù)指關(guān)系詞whose實(shí)際上是先行詞的所有格 關(guān)系副詞實(shí)際上是介詞＋先行詞 關(guān)系代詞的作用。.（把主句和從句連起來）關(guān)系代詞在定語從句中代替主句中的先行詞，所以它在一般情況下都跟在先行詞之后，而且它的 人稱、數(shù)必須和先行詞一致。作賓語時(shí)，可省略。The woman whom they wanted to visit is a 、The woman is a wanted to visit the man(whom)I nodded to is .③ which 指物，在定語從句中作主語或賓語。This is a truck which / that is made in This is a truck is made in are the trees which were planted last recorder（which）he is using is made in TV set(which)he bought yesterday is made in this the library(which)you borrow books from? ④that 指人或物，在定語從句中作主語或賓語。The man who / that is speaking at the meeting is a 分解 The man is a man is speaking at the plane is a machine that can is the man(that)I told you about.⑤whose指人或物, 在定語從句中作定語。I know the girl whose mother is a I know the girl’s mother is a is the little girl whose parents were killed in the great live in a house whose windows face saw a bag was saw a woman whose bag was show me the cover is show me the book whose cover is ：第一找出先行詞第二看先行詞在定語從句中的語法功能（做主語、賓語或狀語）第三選擇合適的關(guān)系詞 關(guān)系代詞的用法注意點(diǎn)(1)that和which都可以指物，但以下5種情況只能用that 不能用which。如：Do you know the things and persons that they are talking about? ②當(dāng)先行詞為不定代詞all, one, few, little, no, some, any, everything, nothing, nobody, none等時(shí)。如： This is the very book that I am looking for these days.④當(dāng)先行詞被最高級修飾時(shí)。如：The first lesson that I learned will never be Who is the man that you are talking about? 練習(xí)：that 與 which 1)Do you have anything ______ you don’t understand? 2)The only thing _____ we can do is to give you some )Who is the man _____ is standing there? 4)Her bag, in ________ she put all her money, has been )She heard a terrible noise，______ brought her heart into her mouth.(2)that和who都可以指人，但下面兩種情況，多用who。如： All who heard the news were excited.②先行詞為those, he和people時(shí)。hasn’t goneB．likes。hasn’t goneD．like。that。who。不填This is the village ______ I ever visited last will always remember the days ______ we spent in the will never forget the boy ______ ever helped lives in the room ______ door is is the best movie ______ we have