代 词
1、代词的分类:
英语中代词分为:人称代词、物主代词、反身代词、指示代词、关系代词、疑问代词、连接代词和不定代词等等。
2、人称代词:
人称代词代替人和事物的名称,分为主格和宾格两种形式。

A. 主格用来作句子的主语、表语。
如: I often go shopping on Sundays. (星期天我常去购物) / Are they from Brazil? (他们是巴西人吗?) / Where have they gone? (他们上哪儿去了?) / That’s it. (就那么回事) / It’s he! (是他!)
B.宾格用来作及物动词或者介词的宾语。如: Who teaches you English this year? (今年谁教你们的英语?) / Help me! (救救我!) / We often write letters to her. (我们常给他写信)
C.人称代词作表语或者放在比较状语从句连词than或as之后时,可以用主格形式,也可以用宾格形式,口语中大多用宾格。如: --Who is it? (是谁?) –It’s I/me. (是我。)
D.三个不同人称同时出现,或者主语中包含“我”时,按照“you→he→I”的顺序表达。如:
Both he and I are working at that computer company .(我和他都在那家电脑公司上班) – Who will go there ?(谁要去那儿?) – You and me .(你和我)
E.人称代词 it 除了可以指人指物之外,还可以表示“时间、天气、温度、距离、情况”等含义,此外还可以作“非人称代词”使用,替代作主语或者宾语的不定式、动名词或者名词性从句。如: --What’s the weather like today? (今天天气怎样?) —It’s fine. (天气晴好) / --What’s the time? (几点啦?) –It’s 12:00. (12点) / It’s a long way to go. (那可要走好长的路) / It took him three days to clean his house. (打扫屋子花了他三天的时间) / It is very clear that the public want to know when these men can go into space. (很显然,公众想知道这些人什么时候能进入太空) / We found it very difficult to learn a foreign language well .(我们发觉要学好一门外语是非常困难的)
3、物主代词:
说明事物所属关系的代词,分为形容词性和名词性两种。

A.形容词性物主代词只能作句子中名词的修饰语,后面要跟名词。如:
Is that your umbrella? (那是你的伞吗?) / I often go to see my aunt on Sundays. (我经常在星期天去看望阿姨) / They are their books .(是他们的书)
B.名词性物主代词相当于名词,既代替事物又表明所属关系,在句子中往往独立地作主语、宾语或者表语,后面千万不可以跟名词。如:
This is your cup,but where is mine? (这是你的杯子,可我的在哪儿?) / Your classroom is very big, but ours is rather small .(你们的教室很大,我们的相当小)
C.“ of + 名词性物主代词”称为双重所有格,作定语时放在名词的后面。如:
A friend of mine came to see me yesterday .(我的一个朋友昨天来看我了) (指若干朋友中有一个来看我。)
[试比较] My friend came to see me yesterday .(我的朋友昨天来看我了)(指我的那个特定的朋友来看我。)
4、反身代词:
表示谓语的动作与主语有关或者宾语补足语的动作与宾语有关。

A.反身代词在句子中作宾语表示反射(指一个动作回到该动作执行者本身)。如: Don’t play with the knife, you might hurt yourself. (不要玩刀子,那会割伤你的)
B.在句子中作同位语表示强调(即用来强调名词或代词的语气)。如:
The story itself is good. Only he didn’t tell it well. (故事本身是好的,只是他没有讲好)
5、指示代词:
指示说明近处或者远处、上文或者下文、以前或者现在的人或事物。

指示代词既可以单独使用做句子的主语、宾语或表语,也可以作定语修饰名词。
如: What’s this? (这是什么?) / That model plane is made of plastic. (那只模型飞机是塑料做的)(被动句) / Remember never to do such things. (记得永远不要做这样的事情) / Do the same as the teacher tells you. (按老师说的做) / ---Who is it? (是谁?) ---It’s me! (是我!)
6、关系代词:
A. 用来引导定语从句的代词叫关系代词,参见后面的定语从句。
关系代词 who 、which、 that 、whom 等,将定语从句和主句连接起来。英语中的关系代词一方面在从句中担任一定的成分,另一方面又起连接作用。
如: The student who is drawing a picture is in Grade One. (正在画画的学生是一年级的)
B. 关系代词 who / whom 指人,如果作从句的宾语,则有时省略。
如: Do you know the man who is wearing a red hat ? (你认识那个戴着红帽子的男人吗?)
C. 关系代词 which 指物,如果作从句的宾语,则有时省略。如: Have you found the book which you lost several days ago? (你找到几天前丢失的那本书了吗?)
D. 关系代词 that 既可指人也可指物,如果作从句的宾语,则有时省略。如: Can you see the man/dog that is running along the river bank ?(你看得见顺着河跑的男人/狗了吗?)
7、连接代词:
用来引导宾语从句、主语从句或表语从句的连接词称连接代词。
英语中连接代词主要有: what(什么),who(谁),whom(谁),which(哪个),whose(谁
的)。详见相应从句。
8、不定代词:
代替或修饰不特指的人或事物的代词叫不定代词。

注:复合不定代词有12个: something (某事) , someone (某人) , somebody (某人) , anything (任何事) , anyone (任何人) , anybody (任何人) , nothing (没事) ,nobody (没有人) , no one (没有人) , everything (一切) , everyone (每个人) , everybody (每个人) .
l 复合不定代词somebody ,something ,anything, nothing ,everything, everybody 等是由 some , any ,no ,every, 加上 body, thing 构成的,叫做复合不定代词,在句子中当单数使用。
somebody, something, someone 一般用于肯定句中; anything , anybody,anyone 一般用于疑问句、否定句和条件状语从句中。修饰复合不定代词的定语,应放在它们的后面。如: Hey,Lily. There is someone outside the door. (嗨,丽丽,门外有人。) /Di (每个人) d you meet anyone when you came to school last Sunday? (上个星期天你来学校时见到什么人了吗?)/ He has nothing much to do today .(他今天没有多少事情做)
9、相互代词:
表示相互关系的词叫相互代词。
each other ,one another 是相互代词,译成“互相”,可以通用。 each other 表示两者之间,而 one anther 表示许多人之间。它们有所有格形式 each other’s ,one another’s 。如: We must help each other when we are in trouble. (我们身处困境时要互相帮助。) / They sat there without talking to one another / each other. (他们坐在那儿,互相都不说话。)
10、疑问代词:
用来提出问题的代词称为疑问代词。
A. who、whom、whose、what、which、whoever、whatever、whichever 主要用于特殊疑问句中,一般放在句首。口语中也常用 who 代替 whom 作宾语,但在介词后则只能用 whom 。
如: Who(m) did you invite to your birthday party? (你都邀请了谁参加你的生日聚会的?) / What does she want to be when she grows up? (她长大了想干什么?)
B. who 和 whom 只能独立使用,其中 who 可以作句子的主语、表语或动词的宾语, whom 只能作谓语动词的宾语;而 what、which、whose 等既可以独立使用作主语、表语和宾语,也可以与名词构成疑问短语。如: Who is that man? (那男的是谁?) / What colour are their hats? (他们的帽子是什么颜色?) / Which car was made in Germany? (哪辆车是德国造的?)(被动句)
注意这个提问: The man in the car is my father. (车里的男人是我父亲)
→ Which man is your father? (哪个男人是你的父亲?)
C. which 除了可以询问指代的情况之外,还可以针对说明人物的时间、地点、岁数、颜色、大小、状况等进行提问。如: People there live a very sad life. (那里的人生活凄惨) → Which people live a sad life? (哪些人生活凄惨?) / --Which hotel have you booked for your holiday? (为了度假你预订了哪家旅馆?) —The biggest one in Haikou. (海口最大的那家旅馆)
D. 疑问代词不分单复数,视它所替代的人或事物决定单复数,但是通常用单数;如果修饰名词,则以名词的单复数为准。如: Who is (are) in that playhouse? (谁在游戏房里?) / What is that? (那是什么?) / What are those? (那些是什么?) / What colours do they have? (它们有哪些颜色?)
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