句子成分：主谓宾定状补表句子成分：主谓宾定状补表3.Studying English is very important.动名词短语作主语动名词短语作主语4.To teach him a lesson seems quite necessary.不定式短语作主语不定式短语作主语5.That he won the prize excited everyone.主语从句作主语主语从句作主语6.It is important for us to have our dreams.It 作形式主语，作形式主语，to have our dreams 不定式短语不定式短语作真正的宾语作真正的宾语句子成分句子成分1：主语：主语7.It is obvious that he was wrong.It 作形式主语，作形式主语，that he was wrong 主语从句主语从句作真正的主语。作真正的主语。8. It is no use crying over the spilt milk. Its no use doing sth. 做某事是没用的做某事是没用的spill spilt spilt (使使) 洒出，溢出洒出，溢出覆水难收。覆水难收。It 作形式主语，作形式主语，crying over the spilt milk 动动名词短语作真正的主语。名词短语作真正的主语。句子成分句子成分1：主语：主语Have a tryTranslate the sentences into Chinese.1.没什么是不可能的。没什么是不可能的。Nothing is impossible. (不定代不定代词作主作主语)2. 抱怨是没用的。抱怨是没用的。Complaining is useless. (动名名词作主作主语）It is no use complaining. (it 作形式主作形式主语，complaining 动名名词作真正主作真正主语）Have a tryTranslate the sentences into Chinese.3. 怎么减少我怎么减少我们的的压力是个力是个问题。How to reduce our stress is a question.(主主语从句作主从句作主语）4.我我们立刻解决立刻解决这个个问题是件是件紧急的事。急的事。Its urgent that we solve the problem right now.(it 作形式主作形式主语， that 引引导主主语从句）从句）Have a tryTranslate the sentences into Chinese.6. 迎接新世迎接新世纪的挑的挑战很重要。很重要。Its necessary for us to meet the challenge of the new century. (it 作形式主作形式主语，不定式短，不定式短语做真正主做真正主语）句子成分句子成分2：谓语：谓语谓语说明主语的动作、状态或特征。谓语由谓语说明主语的动作、状态或特征。谓语由动词或动词短语充当，或者由动词或动词短语充当，或者由“系动词系动词+表表语语”构成。谓语的位置一般出现在主语之构成。谓语的位置一般出现在主语之后。后。 动词分为：实义动词、助动词、系动词和情动词分为：实义动词、助动词、系动词和情态动词。态动词。1. 实义动词实义动词为行为动词。它是表示动作或状为行为动词。它是表示动作或状态的动词，能单独做谓语。进一步可以态的动词，能单独做谓语。进一步可以分分为及物动词为及物动词(如如believe, lend, make, win等）等）和不及物动词和不及物动词(如如happen, sleep, work等）。等）。句子成分句子成分2：谓语：谓语2. 系动词：系动词：系动词本身有意思，但不能单独做谓语，系动词本身有意思，但不能单独做谓语，后面必须跟表语，构成系表结构说明主语的状况、后面必须跟表语，构成系表结构说明主语的状况、性质、特征等。性质、特征等。包括：包括：be 动词动词感官系动词：感官系动词：feel, look, smell, sound, taste 等等变化系动词：变化系动词：become, grow, turn, get, go 持续性系动词：持续性系动词：keep, remain, stay表表“像像”系动词：系动词：seem, appear, look终止性系动词：终止性系动词：prove, turn out 句子成分句子成分2：谓语：谓语3. 助动词：助动词：have, be, do 等。等。 助动词一般没有助动词一般没有意义，不能单独做谓语。助动词的作用主意义，不能单独做谓语。助动词的作用主要帮助构成各种时态、语态、否定句和疑要帮助构成各种时态、语态、否定句和疑问句。问句。如：如：He is waiting for the bus. He has made up his mind. Do you love me?4. 情态动词：情态动词：can, could, may, might, must, should, need, have to, ought to, dare等等句子成分句子成分2：谓语：谓语练习：练习：1.His parents are teachers. 系动词系动词+表语表语 2. The sun rises in the east. 实义动词（不及物动词）实义动词（不及物动词）3.We have finished reading the book. 助动词助动词+动词过去分词动词过去分词句子成分句子成分2：谓语：谓语练习：练习：4. You ought to work harder. 情态动词情态动词+动词原形动词原形5.I felt cold. 系动词系动词+表语表语6. He doesnt like music. 助动词助动词+动词原形动词原形句子成分句子成分3：宾语：宾语宾语是动词的动作对象。一般由宾语是动词的动作对象。一般由名词、宾格名词、宾格代词代词，或相当于名词的词、短语或从句充，或相当于名词的词、短语或从句充当（包括当（包括不定式、动名词还有宾语从句不定式、动名词还有宾语从句）。）。宾语分为直接宾语和间接宾语。宾语分为直接宾语和间接宾语。I will graduate from LTP. 介词介词+宾语宾语I like coffee. 动词动词+宾语宾语Im afraid that I will fail the exam. 形容词形容词+宾语宾语句子成分句子成分3：宾语：宾语练习：练习：1.He has never met her in person. 宾格代词宾格代词2.She handed him a book. him 宾格代词作间接宾语，宾格代词作间接宾语，a book 名词作名词作直接宾语。直接宾语。3.He likes to play basketball. 不定式短语作宾语不定式短语作宾语句子成分句子成分3：宾语：宾语练习：练习：4.We enjoy listening to the music. 动名词短语作宾语动名词短语作宾语5.She said that she felt sick. 宾语从句作宾语宾语从句作宾语6.They sent the injured to hospital. 名词化的形容词作宾语名词化的形容词作宾语又如：又如：the old, the young 句子成分句子成分3：宾语：宾语练习：练习：7.I find it impossible to believe her any longer. it 作形式宾语，不定式短语作真正的宾语作形式宾语，不定式短语作真正的宾语8.We consider it no good getting up late. it 作形式宾语，动名词短语作真正的宾语作形式宾语，动名词短语作真正的宾语9.They believed it strange that he should have done that. it 作形式宾语，宾语从句作真正的宾语作形式宾语，宾语从句作真正的宾语 Have a tryTranslate the sentences into Chinese.1.我我觉得游泳令我感到得游泳令我感到轻松。松。I find swimming very relaxing. (动名名词作作宾语）2. 我我觉得学英得学英语很重要。很重要。I think that learning English is important. (that 引引导宾语从句，作从句，作宾语）I consider it important to learn English. （it 作形式作形式宾语，to learn English 不定式短不定式短语作真正作真正宾语）Have a tryTranslate the sentences into Chinese.3. 我我们觉得在得在2008年奥运会成年奥运会成为志愿者是很志愿者是很有意有意义的。的。We think (that) it was meaningful to become volunteers in the 2008 Olympic Games.(that 引引导宾语从句，作从句，作宾语）We think it meaningful that we became volunteers in the 2008 Olympic Games.(it 作形式作形式宾语，that 引引导宾语从句作真正从句作真正宾语） 句子成分句子成分IIII：表语表语/ /定语定语/ /状语状语/ /补补一、表语一、表语 系动词是表示人或事物状态、性质的动系动词是表示人或事物状态、性质的动词词, 如如: be, get, sound, look, seem, feel等。等。系系动词后动词后 面的部分叫表语。作表语的典型词面的部分叫表语。作表语的典型词类是形容词类是形容词, 也可以名词、数词、极少数副也可以名词、数词、极少数副词词(如如here, there)、介词短语、不定式、分、介词短语、不定式、分词、表语从句等。词、表语从句等。系动词与表语共同构成系动词与表语共同构成谓语谓语, 说明主语的状态、性质等。说明主语的状态、性质等。练习：练习：请找出下列句子的表语并指出表语是请找出下列句子的表语并指出表语是由什么来充当的由什么来充当的(名词、数词、形容词、介词名词、数词、形容词、介词, 不定式不定式, 分词分词, 还是表语从句还是表语从句)。1. My wallet is on the desk. ( _ )2. The book isnt mine. ( _ )mine,名词性物主代词名词性物主代词。on the desk, 介词短语。介词短语。3. The leaves turn yellow in fall. ( _ )4. He has become a police officer. ( _ ) a police officer, 名词。名词。yellow ,形容词。形容词。5. My suggestion is that we should start at once. ( _ )6. My suggestion is to leave at once. ( _ )to leave at once, 不定式短语不定式短语。that we should start at once. 表语从句表语从句。7. His speech was boring. ( _ )8. The whole class got excited at the good news. ( _ )excited, 过去分词。过去分词。boring, 现在分词。现在分词。二、定语二、定语 定语用来定语用来修饰名词或代词修饰名词或代词, 起限定作起限定作用。作定语的典型词类是形容词和形容用。作定语的典型词类是形容词和形容词性物主代词词性物主代词, 也可以是数词、名词、介也可以是数词、名词、介词短语、分词、定语从句等。词短语、分词、定语从句等。定语一般定语一般位于被修饰词之前，但若修饰复合不定位于被修饰词之前，但若修饰复合不定代词代词(如如something)时时, 或者是短语或定语或者是短语或定语从句作定语从句作定语, 则总是放在所修饰名词的后则总是放在所修饰名词的后边。边。练习：练习：请找出下列句子的定语并指出定请找出下列句子的定语并指出定语是由什么充当语是由什么充当(形容词、形容词性代词、形容词、形容词性代词、数词、名词、介词短语、分词还是定语数词、名词、介词短语、分词还是定语从句从句)1. The beautiful sight attracts many tourists every year.( _ ) beautiful, 形容词形容词; many, 数词。数词。 2. The wallet on the desk is mine. ( _ )3. The demanding boss wasnt satisfied with my work. ( _ )demanding,现在分词现在分词; my,形容词性代词形容词性代词。on the desk, 介词短语介词短语。4. That building being repaired is our library.( _ ) 5. He is one of the students that have been late.( _ ) being repaired, 现在分词短语现在分词短语; our, 形形容词性代词容词性代词。one, 数词数词; that have been late, 定语从句定语从句6. The excited boys burst into cheers. ( _ )7. A woman police officer was praised for her good work. ( _ )woman, 名词名词; good, 形容词。形容词。excited, 过去分词。过去分词。补充l名词作定语：名词作定语：pocket money 零用钱零用钱; alarm clock 闹钟；闹钟；sports car 跑车跑车l不定式作定语：不定式作定语：I have a lot of homework to do.Thats the way to do it. l介词短语：介词短语：Its a map of China. 三、状语三、状语 状语用来修饰动词、形容词、副状语用来修饰动词、形容词、副词词, 或整个句子。一般表示行为发生的或整个句子。一般表示行为发生的时间、地点、目的、方式、程度时间、地点、目的、方式、程度等等, 作作状语的典型词类是副词状语的典型词类是副词, 也可以是介词也可以是介词短语、不定式、分词、状语从句等。短语、不定式、分词、状语从句等。练习：练习：请找出下列句子的状语并指出状请找出下列句子的状语并指出状语是由什么充当语是由什么充当(副词、介词短语、不定副词、介词短语、不定式、分词、状语从句式、分词、状语从句)。1. He did his homework carefully at home. ( _ )carefully,副词副词; at home, 介词词组。介词词组。to do some shopping不定式作目的状不定式作目的状语语; on Sunday介词短语表时间。介词短语表时间。2. Her mother goes out to do some shopping on Sunday. ( _ )3. When I grow up, I am going to be a teacher. ( _ )4. Feeling tired, he went to bed without supper. ( _ )Feeling tired, 现在分词短语表原因现在分词短语表原因; without supper, 介词短语表方式。介词短语表方式。When I grow up, 时间状语从句。时间状语从句。5. He lost his job due to his lack of patience.( _ ) 6. Brought up in the country, he finds it hard to adjust himself to city life. ( _ ) Brought up in the country, 过去分词短过去分词短语表原因语表原因。due to his lack of patience介词短语表介词短语表原因。原因。四、补足语四、补足语 补充说明主语的称为主语补足语补充说明主语的称为主语补足语; 补充说明宾语的称为宾语补足语。作补补充说明宾语的称为宾语补足语。作补足语的典型词类是形容词足语的典型词类是形容词, 也可以是名也可以是名词、介词短语、动词不定式、现在分词词、介词短语、动词不定式、现在分词和过去分词等。和过去分词等。练习：练习：请找出下列句子的宾语补足语并指出请找出下列句子的宾语补足语并指出它是由什么充当的它是由什么充当的(名词、形容词、介词短语、名词、形容词、介词短语、动词不定式、现在分词和过去分词动词不定式、现在分词和过去分词)。1. They elected John monitor. ( _ )2. He treated his mistake as a joke. ( _ ) as a joke, 介词词组。介词词组。 monitor名词名词3. We heard her singing a song. ( _ )4. He told me to make my own decision.( _ ) to make my own decision, 动词不定式动词不定式 singing a song, 现在分词短语。现在分词短语。5. I think it wrong of him to decline my offer. ( _ )6. He watched an insect caught by a bird.( _ ) caught by a bird, 过去分词短语。过去分词短语。wrong, 形容词。形容词。 如果把主动语态改成被动语态如果把主动语态改成被动语态, 宾语宾语补足语就成了主语补足语。例如：补足语就成了主语补足语。例如：He was acknowledged to be the best player. 他被公认为是最佳选手。他被公认为是最佳选手。(不定式作主语不定式作主语补足语补足语)【注意注意】