英语句子成分分析法结构解析
英语语法精讲——句子成份分析

第一讲英语的句子结构步骤一:句子结构的解析一、句子成分一个句子一般由两部分组成,即主语部分(subject group)和谓语部分(predicate group)。
句子成分(members of the sentence)是句子中起一定功用的组成部分。
句子由各个成分所构成。
1.主语主语(subject)是一个句子的主题(theme),是全句所述说的主体,一般置于句首。
可用于作主语的有单词、短语、从句乃至句子。
1)名词作主语 e.g. A tree hasfallen across the road.2) 代词作主语 e.g. You’re not far wrong.3) 数词作主语。
e.g. Three is enough.4)名词化的形容词作主语 e.g. The idle are forced to work.5)副词作主语 e.g. Now is the time.6)名词化得介词作主语 e.g. The ups and downs of life must be taken as they come.7) 不定式作主语 e.g. To find your way can be a problem.8)动名词作主语 e.g. Smokingis bad for you.9)名词化的过去分词作主语 e.g. The disabled are to receive more money.10) 介词短语用作主语e.g. From Yenan to Nanniwan was a three-hour ride on horseback.11) 从句用作主语 e.g. Whenever you are ready will be fine. 12) 句子做主语 e.g. “How do you do” is a greeting.主语可由一个以上的名(代)词等构成,这种主语可叫作并列主语。
e.g. He and I are old friends.英语常用无人称的名词作主语。
英语句子基本结构分析

英语句子基本结构分析【篇一】英语句子基本结构分析一、句子成分(一)句子成分的定义:构成句子的各个部分叫做句子成分。
句子成分有主要成分和次要成分;主要成分有主语和谓语;次要成分有表语、宾语、定语、状语、补足语和同位语。
(二)主语:主语是一个句子所叙述的主体,一般位于句首。
但在there be结构、疑问句(当主语不疑问词时)和倒装句中,主语位于谓语、助动词或情态动词后面。
主语可由名词、代词、数词、不定式、动名词、名词化的形容词和主语从句等表示。
例如:During the 1990s, American country music has become more and more popular.(名词)We often speak English in class.(代词)One-third of the students in this claare girls.(数词)To swim in the river is a great pleasure.(不定式) Smoking does harm to the health.(动名词)The rich should help the poor.(名词化的形容词)When we are going to have an English test has not been decided.(主语从句)It is necessary to master a foreign language.(it 作形式主语,真正的主语为后面的不定式)(三)谓语:谓语说明主语所做的动作或具有的特征和状态。
动词在句中作谓语,一般放在主语之后。
谓语的构成如下:1、简单谓语:由一个动词或动词短语构成。
如:He practices running every morning.2、复合谓语:(1)由情态动词或其他助动词加动词原形构成。
如:You may keep the book for two weeks. He has caught a bad cold. (2)由系动词加表语构成。
英语句子成分详解方法精选全文完整版

可编辑修改精选全文完整版英语句子成分一、英语句子的成分组成句子的各个部分叫作句子的成分。
句子成分主要包括主语、谓语、宾语、表语、宾语补足语、定语和状语。
主语和谓语是句子的主体部分。
1)主语subject主语是一个句子的主体,是全句叙述的对象,是句子要说明的人或事物,即表示句子所说的“是什么”或“是谁”,常由名词、代词、动名词或动词不定式等担任,一般位于句首。
The girl can sing many English songs.We are students. / This is my pen. Yours is on the desk.The blind need more help.To speak loudly in public is not polite.Smoking is bad for your health.2)谓语predicate谓语是对主语加以陈述,表示主语的动作或状态,常由动词担任,一般位于主语之后。
谓语有时态和语态的变化,且要和主语在人称和数上保持一致。
I love you. You hate me. You hurt my heart.I have an English-Chinese dictionary. He has one too.We can play the piano.She is talking with her sister. / I have seen this man before.3)宾语object宾语是谓语动词所涉及的对象,是谓语动词所表示动作的对象或承受者。
常由名词、代词、动名词或动词不定式等担任,一般位于谓语动词(及物动词)或介词之后。
He is doing his homework. / I saw a plane in the sky just now.They did nothing this morning. / I met him on my way home.She wants to go home.We enjoy playing football.【注意】:某些及物动词之后要求有双宾语,即直接宾语和间接宾语,直接宾语指物,间接宾语指人。
英语句子成分和句子结构分析

英语句子成分和句子结构分析语法讲解1认识语法一、英语语法分为两大部分词法微观遣词;句法宏观造句01词法微观遣词1. 实词:有实际意义的词;名词n.:表事物名称动词vi./vt.:行为,动态;vi.不及物动词,本身可以表达完整意义,后面不需要带宾语vt.及物动词,本身无法表达完整意义,后面必须带宾语形容词adj.:修饰n.副词adv.:修饰v./adj.或者句子中其他adv或者整个句子代词Pron.:代替n.数词num.:表数量基数词,表顺序序数词2. 虚词:没有实际意义的词;介词prep.:说明词与词之间的关系连词conj.:说明句子与句子之间的关系冠词art.:在n.前,限定n.感叹词int.:表达感叹02句法宏观造句1.句子的成分2.句子结构3.句子的变化4.句子的功能5.句子的类型:简单句,并列句,复合句6.复合句:名词性从句,定语从句,状语从句二、语法四大原则1. 词性决定词用2. 同类同用同种类型的词,用法相同,越细分,越一致3. 动词即句魂句子里最重要的是谓语,谓语部分最重要的就是动词4. 举一反三由表及里,发掘句子结构,归属;认识句子本质,由点及面,放大到句群;语法精讲2句子的成分主体:主语,谓语,宾语,表语次体:定语,状语,补语,同位语主语:一个句子的主体,是全句述说的对象;常由名词,代词或相当于名词或代词的词担任,一般放在句首;The sun名词n. rises in the east.W e代词pron. are friendsT wenty years数词num. is a short time in history.S eeing动名词 is believingT o be a teacher不定式is my dreamW hat he needs 句子is a book 主语从句I t 形式主语is time to go home真正的主语形式主语是为保持句子平衡谓语:表示主语的行为或状态,常用动词或动词词组担任,放在主语的后面W e study实意动词 EnglishI can情态动词do itI don’t助动词knowH e is系动词asleep.宾语:表示谓语行为的对象,常由名词,代词或相当于名词的词担任,一般放在及物动词或者介词之后;I play with him代词I like china名词H ow many do you need ——we need two数词I enjoy working with you动名词I hope to see you again不定式D id you write down what he said句子U nder the snow介宾短语,there are many rocks.H e gave me间接宾语a book直接宾语 yesterday表语:用来说明主语的性质或状态,一般由名词或者形容词担任;凡是系动词be 动词,感官动词等出现的地方,后面必定带着表语He is a teacher名词Seventy-four you don’t look it代词F ive and five is ten数词H e is asleep形容词T his picture is on the wall介词短语M y watch is missing/lost 形容词化的分词T o wear a flower is to say“ I’m poor ,I can’t buy a ring”不定式T he question is whether they will come句子语法精讲3定语:用来修饰或者限制名词的成分,常用形容词或者相当于形容词的短语或者从句担任,形容词放在名词前面;相当于形容词的短语或者从句放在名词后面;H e is a clever boyT his is an apple treeT here are ten students in our classS he is Tom’s sisterH e bought some sleeping pillsT he girl in red is his sisterW e have a lot of work to doT he girl standing under the tree is his daughterD o you know the man who spoke just now.状语:用来说明动词,形容词,副词或者整个句子的成分;常由副词担任;修饰动词可放动词前,也可放在动词后;修饰形容词或者副词时放在他们前面;动词的八个状态:时间,地点,原因,状态,目的,结果,方式,程度T he students study hardI often write to himH e wrote with a red pencilH e went to see a filmT he students went away laughingI’ll write to you as soon as I get there .补语:表示补充说明,总是跟着宾语跑I found a book lying on the floor.D o you smell something burningS he asked me to go with her.独立成分:同位语,感叹语B ruce,my English teacher,is a cool man That’s great语法精讲4简单句的5种基本结构通过一个爱情故事掌握5种简单句;1, 主语+谓语:She comes.2, 主语+系动词+表语She is lovely.3, 主语+谓语+宾语I love her.4, 主语+谓语+间宾+直宾I gave her a rose.5, 主语+谓语+宾语+宾补I made her happy. 2三大句子结构类型1, 简单句F rank and Eric are good friends.I make and have breakfast.2, 并列句I like English, but I don’t like math.I hate grammar,while he loves it.3, 复合句W hat she does is not good.T he man who has an umbrella in his hand is my uncle.W hen you finish the work,you may go out to play with Sam.语法精讲5简单句T hat is what I want to tell you. 表语从句I t’s a question how he did it. 同位语从句T he man whom you talk with is my friend. 定语从句I f I am free,I will go shopping . 条件状语从句四种句子类型:01陈述句肯定,否定H e is six years old.S he doesn’t like English.02疑问句一般,特殊,选择,反义D o you like swimming ↑一般疑问句W hat are you doing ↓特殊疑问代词+一般疑问句=特殊疑问句I s this a pen ↑or a pencil ↓选择疑问句S he likes dancing↓,doesn’t she ↑反义疑问句;前肯后否或者前否后肯03祈使句:命令,要求,请求;一般会略去主语,动词开头B e careful , boysD on’t speak in class04感叹句:how/what 开头H ow clever the boy isW hat a nice day it is。
英语句子成分和句子结构分析

英语句子成份和句子结构分析之阿布丰王创作语法讲解1认识语法一、英语语法分为两年夜部份词法(微观遣词);句法(宏观造句)01词法(微观遣词)1. 实词:有实际意义的词.名词n.:表事物名称动词vi./vt.:行为,静态.vi.不及物动词,自己可以表达完整意义,后面不需要带宾语vt.及物动词,自己无法表达完整意义,后面必需带宾语形容词adj.:修饰n.副词adv.:修饰v./adj.或者句子中其他adv或者整个句子代词Pron.:取代n.数词num.:表数量(基数词),表顺序(序数词)2. 虚词:没有实际意义的词.介词prep.:说明词与词之间的关系连词conj.:说明句子与句子之间的关系冠词art.:在n.前,限定n.感叹词int.:表达感叹02句法(宏观造句)1.句子的成份2.句子结构3.句子的变动4.句子的功能5.句子的类型:简单句,并列句,复合句6.复合句:名词性从句,定语从句,状语从句二、语法四年夜原则1. 词性决定词用2. 同类同用同种类型的词,用法相同,越细分,越一致3. 动词即句魂句子里最重要的是谓语,谓语部份最重要的就是动词4. 举一反三由表及里,发掘句子结构,归属;认识句子实质,由点及面,放年夜到句群.语法精讲2主语:一个句子的主体,是全句述说的对象.常由名词,代词或相当于名词或代词的词担负,一般放在句首.The sun(名词n.) rises in the east.We(代词pron.) are friendsTwenty years(数词num.) is a short time in history.Seeing(动名词) is believingTo be a teacher (不定式)is my dreamWhat he needs (句子)is a book 主语从句It (形式主语)is time to go home(真正的主语)形式主语是为坚持句子平衡谓语:暗示主语的行为或状态,经常使用动词或动词词组担负,放在主语的后面Westudy(实意动词) English!I can(情态动词)do it!I don’t(助动词)know!He is(系动词)asleep.宾语:暗示谓语行为的对象,常由名词,代词或相当于名词的词担负,一般放在及物动词或者介词之后.I play with him(代词)I like china (名词)How many do you need? ——we need two(数词)I enjoy working with you (动名词)I hope to see you again(不定式)Did you write down what he said ?(句子)Under the snow(介宾短语),there are many rocks.He gave me(间接宾语)a book(直接宾语) yesterday 表语:用来说明主语的性质或状态,一般由名词或者形容词担负.凡是系动词(be 动词,感官动词等)呈现的处所,后面肯定带着表语He is a teacher(名词)Seventy-four !you don’t look it(代词)Five and five is ten(数词)He is asleep(形容词)This picture is on the wall(介词短语)My watch is missing/lost (形容词化的分词)To wear a flower is to say“ I’m poor ,I can’t buy a ring”(不定式)The question is whether they will come(句子)语法精讲3定语:用来修饰或者限制名词的成份,经常使用形容词或者相当于形容词的短语或者从句担负,形容词放在名词前面.相当于形容词的短语或者从句放在名词后面.He is a clever boyThis is an apple treeThere are ten students in our classShe is Tom’s sisterHe bought some sleeping pillsThe girl in red is his sisterWe have a lot of work to doThe girl standing under the tree is his daughterDo you know the man who spoke just now.状语:用来说明动词,形容词,副词或者整个句子的成份.常由副词担负.修饰动词可放动词前,也可放在动词后;修饰形容词或者副词时放在他们前面.动词的八个状态:时间,地址,原因,状态,目的,结果,方式,水平The students study hardI often write to himHe wrote with a red pencilHe went to see a filmThe students went away laughingI’ll write to you as so on as I get there .补语:暗示弥补说明,总是跟着宾语跑I found a book lying on the floor.Do you smell something burning?She asked me to go with her.自力成份:同位语,感叹语Bruce,my English teacher ,is a cool manThat’s great!语法精讲4简单句的5种基本结构通过一个恋爱故事掌握5种简单句.1, 主语+谓语:She comes.2, 主语+系动词+表语She is lovely.3, 主语+谓语+宾语I love her.4, 主语+谓语+间宾+直宾I gave her a rose.5, 主语+谓语+宾语+宾补I made her happy.三年夜句子结构类型1, 简单句Frank and Eric are good friends.I make and have breakfast.2, 并列句I like English , but I don’t like math.I hate grammar,while he loves it.3, 复合句What she does is not good.The man who has an umbrella in his hand is my uncle.When you finish the work,you may go out to play with Sam.语法精讲5简单句Tom’s father bought him a new bike yesterday.I met my best friend Tom at the station yesterday. The man over there is my old friend.The meat went bad because of the hot weather.Kate’s uncle lives in a village.He studies hard to learn English well.Grandma told me an interesting story last night. John’s father,Mr black ,is a lawyer.We always go to school early.He always makes me cry in this situation.并列句句子+句子,并列关系You help him and he helps you.Hurry up,or you’ll be late .I am thirsty,for it is hot.复合句一个句子在另一个句子里充任了一定的成份.句子套句子,主从关系What she likes is watching TV. 主语从句Do you know how much the house is. 宾语从句That is what I want to tell you. 表语从句It’s a question how he did it. 同位语从句The man whom you talk with is my friend. 定语从句If I am free,I will go shopping . 条件状语从句四种句子类型:01陈说句(肯定,否定)疑问句(一般,特殊,选择,反义)祈使句:命令,要求,请求.一般会略去主语,动词开头感叹句:how/what 开头How clever the boy is !。
小学英语语法之句子结构分析详解

句法讲解一、句子成分句子成分大体可分为主语、谓语、表语、宾语、定语、状语、补足语、同位语、独立成分等。
1、主语:主语是句子叙述的主体,是全局述说的对象。
表明这句话描述的是什么,常有名词、代词充当。
例:We are students.2、谓语:谓语主要是对主语加以陈述,表示主语的动作或状态,由动词或动词词组担任。
放在主语的后面。
例:We are students. I like cats.3、宾语:宾语表示及物动词动作的对象,放在及物动词或者介词之后,常用名词、代词充当。
例:Mike do the job. I like cats.4、表语:用来说明主语的性质或状态。
表语放在连系动词(如be)之后表示主语的身份或特征,常用名词、代词、形容词充当。
例:The apple is red. Her voice sounds sweet.5、定语:用来说明或者限制名词的成分,常用形容词或者相当于形容词的短语或从句担任。
例:This is a red sun. He is a tall boy.6、状语:用来说明动词、形容词、副词或整个句子的成分。
常有副词担任。
修饰动词时可以放在动词之前,也可以放在动词之后;修饰形容词或副词时放在它们之前。
例:The students study hard. I often write to him. The bag is too heavy.7、补足语:用于补充说明主语或宾语的性质、状态的句子成分。
由名词、形容词、副词、介词短语、不定式等充当。
例:We call him Monkey. The tiger was caught alive.8、同位语:同位语是对前面的名词或代词作进一步的解释,通常是由名词、数词、代词或从句等担任。
例:This is Mr.Li, our teacher.二、句子种类英语句子按照目的分为:陈述句,祈使句,感叹句,疑问句(一般疑问句,特殊疑问句,反意疑问句)。
英语句子成分分析法结构解析

英语句子成分分析法结构解析很多同学对英语的句子成分搞不懂,所以就影响了他们的阅读和写作,以及做其他类型题目的能力。
今天店铺为大家带来了英语句子成分分析,欢迎大家阅读!英语句子成分分析篇一一、句子成分(一)句子成分的定义:构成句子的各个部分叫做句子成分。
句子成分有主要成分和次要成分;主要成分有主语和谓语;次要成分有表语、宾语、定语、状语、补足语和同位语。
(二)主语:主语是一个句子所叙述的主体,一般位于句首。
但在there be结构、疑问句(当主语不疑问词时)和倒装句中,主语位于谓语、助动词或情态动词后面。
主语可由名词、代词、数词、不定式、动名词、名词化的形容词和主语从句等表示。
例:划出下列句子的主语,并在括号内写出它的词性或充当的是什么从句。
1. During the 1990s, American country music has become more and more popular.( )2. We often speak English in class.( )3. One-third of the students in this class are girls.( )4. To swim in the river is a great pleasure.( )5. Smoking does harm to the health.( )6. The rich should help the poor.( )7. When we are going to have an English test has not been decided.( )8. It is necessary to master a foreign language.( )(三)谓语:谓语说明主语所做的动作或具有的特征和状态。
动词在句中作谓语,一般放在主语之后。
谓语的构成如下:1、简单谓语:由一个动词或动词短语构成。
英语句子结构分析

英语句子结构分析一、简单句句子成分01 The train has arrived. She dances beautifully. Kate’s uncle lives in a village.主语谓语主谓状语主谓地点状语主语:动作的执行者,名词、代词、-ing形式、不定式to do等可以作主语。
谓语:表示动作,由动词担任。
英语句子不同时态、语态形式都在谓语部分体现。
状语:修饰谓语,由副词或其它结构担任,表示时间、地点、程度、方式、原因、目的、条件等。
02 His parents bought a pair of shoes. Tom’s father bought him a new bike yesterday.主谓宾语主谓间宾直宾时间状语宾语:动作的对象,名词、代词、-ing形式、不定式to do等可以作宾语。
有的动词如bring、give、buy、offer等可以带两个宾语,一个指人(间接宾语),另个指物(直接宾语)。
注意:只有及物动词(Vt.)才能直接带宾语,不及物动词(Vi.)后面不能直接跟宾语。
03 The nine-year-old boy gave Tom and me a beautiful birthday present last Sunday.定语主谓间宾定语直宾时间状语定语:放在(主语或宾语)名词前修饰名词,由形容词或其它结构担任。
Please give me the book on the shelf.(祈使句,省略主语you) 谓间宾直宾定语(后置)04 London is the capital of England.主系动词表语(“系动词+表语”构成“系表结构”,作谓语)05 The food tastes good. The teacher looks angry. The boy felt sad.主系动词表语主系表主系表表语:跟在系动词后面。
常见系动词有be、look(看起来)、sound(听起来)、smell(闻起来)、taste (尝起来)、feel(感觉,感到)、seem(似乎),表示变化的become、get、turn等注意:以上动词若表示其它含义,就不是系动词,而是行为动词,后面就不能带形容词作表语。
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英语句子成分分析法结构解析很多同学对英语的句子成分搞不懂,所以就影响了他们的阅读和写作,以及做其他类型题目的能力。
今天店铺为大家带来了英语句子成分分析,欢迎大家阅读!英语句子成分分析篇一一、句子成分(一)句子成分的定义:构成句子的各个部分叫做句子成分。
句子成分有主要成分和次要成分;主要成分有主语和谓语;次要成分有表语、宾语、定语、状语、补足语和同位语。
(二)主语:主语是一个句子所叙述的主体,一般位于句首。
但在there be结构、疑问句(当主语不疑问词时)和倒装句中,主语位于谓语、助动词或情态动词后面。
主语可由名词、代词、数词、不定式、动名词、名词化的形容词和主语从句等表示。
例:划出下列句子的主语,并在括号内写出它的词性或充当的是什么从句。
1. During the 1990s, American country music has become more and more popular.( )2. We often speak English in class.( )3. One-third of the students in this class are girls.( )4. To swim in the river is a great pleasure.( )5. Smoking does harm to the health.( )6. The rich should help the poor.( )7. When we are going to have an English test has not been decided.( )8. It is necessary to master a foreign language.( )(三)谓语:谓语说明主语所做的动作或具有的特征和状态。
动词在句中作谓语,一般放在主语之后。
谓语的构成如下:1、简单谓语:由一个动词或动词短语构成。
如:He practices running every morning.2、复合谓语: (1)由情态动词或其他助动词加动词原形构成。
如:You may keep the book for two weeks. He has caught a bad cold.(四)表语:表语用以说明主语的身份、特征和状态,它一般位于系动词(如be, become, get, look, grow, turn, seem等)之后。
表语一般由名词、代词、形容词、分词、数词、不定式、动名词、介词短语、副词及表语从句表示。
例如:例:划出下列句子的表语,并在括号内写出它的词性或充当的是什么从句。
1. Our teacher of English is an American.( )2. Is it yours?( )3. The weather has turned cold.( )4. The speech is exciting.( )5. Three times seven is twenty one?( )6. His job is to teach English.( )7. His hobby(爱好)is playing football.( )8. The machine must be out of order.( )9. Time is up. The class is over.( )10. The truth is that he has never been abroad.( )(五)宾语:宾语表示动作的对象或承爱者,一般位于及物动词和介词后面。
例:划出下列句子的宾语,并在括号内写出它的词性或充当的是什么从句。
1. They went to see an exhibition(展览)yesterday.( )2. The heavy rain prevented me form coming to school on time.( )3. How many dictionaries do you have? I have five.( )4. They helped the old with their housework yesterday.( )5. He pretended not to see me.( )6. I enjoy listening to popular music.( )7. I think(that)he is fit for his office.( )宾语种类:(1)双宾语(间接宾语+直接宾语),例如:Lend me your dictionary, please.(2)复合宾语(宾语+宾补),例如:They elected him their monitor.英语句子成分分析篇二宾语补足语:英语中有些及物动词,除有一个直接宾语以外,还要有一个宾语补语,才能使句子的意义完整。
带有宾语补足语的一般句型为:某些及物动词(如make等+宾语+宾补)。
宾补可由名词、形容词、副词、不定式、分词、介词短语和从句充当。
例:划出下列句子的宾语补足语,并在括号内写出它的词性或充当的是什么从句。
1. His father named him Dongming.( )2. They painted their boat white.( )3. Let the fresh air in.( )4. You mustn’t force him to lend his money to you.( )5. We saw her entering the room.( )6. We found everything in the lab in good order.( )7. We will soon make our city what your city is now.( )定语:修饰名词或代词的词、短语或从句称为定语。
定语可由以下等成分表示:例:划出下列句子的定语,并在括号内写出它的词性或充当的是什么从句。
1. Guilin is a beautiful city.( )2. China is a developing country; America is a developed country.( )3. There are thirty women teachers is our school.( )4. His rapid progress in English made us surprised.( )5. Our monitor is always the first to enter the classroom.( )6. The teaching plan for next term has been worked out.( )7. He is reading an article about how to learn English.( )状语:修饰动词、形容词、副词或整个句子,说明动作或状态特征的句子成分,叫做状语。
可由以下形式表示:Light travels most quickly.(副词及副词性词组)He has lived in the city for ten years.(介词短语)He is proud to have passed the national college entrance examination.(不定式短语)He is in the room making a model plane.(分词短语)Wait a minute.(名词)Once you begin, you must continue.(状语从句)在括号内写出下列状语种类:How about meeting again at six?( )Last night she didn’t go to the dance party because of the rain.( ) I shall go there if it doesn’t rain.( )Mr Smith lives on the third floor.( )She put the eggs into the basket with great care.( )She came in with a dictionary in her hand.( )In order to catch up with the others, I must work harder.( ) He was so tired that he fell asleep immediately.( )She works very hard though she is old.( )I am taller than he is.( )英语句子成分分析篇三简单句、并列句和复合句(一)句子种类两种分类法1、按句子的用途可分四种:1)陈述句(肯定、否定):He is six years old; She didn’t hear of you before.2)疑问句(一般、特殊、选择、反意):Do they like skating? How old is he?Is he six or seven years old?Mary can swim, can’t she?3)祈使句:Be careful, boys.Don’t talk in class.4)感叹句:How clever the boy is!2、按句子的结构可分三种:1)简单句:只有一个主语(或并列主语)和一个谓语(或并列谓语)。
e.g. He often reads English in the morning.Tom and Mike are American boys.She likes drawing and often draws pictures for the wall newspapers.2) 并列句:由并列连词(and, but, or等)或分号(;)把两个或两个以上的简单句连在一起构成。
e.g. You help him and he helps you.The future is bright; the road is tortuous. 前途是光明的,道路是曲折的。
3)复合句:含有一个或一个以上从句的句子。
复合句包含:名词性从句(主语从句、宾语从句、表语从句和同位语从句)、定语从句和状语从句等。