高中英语语法点汇总

高中英语语法点汇总
一．冠词
1.概念：冠词分为不定冠词和定冠词两类。
不定冠词有：a 和an ，a 用在以辅音音素开头的单词前；an用于以原音音素开头的单词前。如：
a girl a gift a house an apple an orange an hour
定冠词有：the
2.用法：
① 不定冠词：*用于单数可数名词前，指人或事物的某一种类，如：He is a student.
*指某人或某物，但不具体说何人或何物 如 A girl is looking for her book.
*序数前加不定冠词ana ,表示又一个 ，另一个，如：Would you like a second cup
of tea ?
* 当一日三餐前出现形容词时，该词前加冠词a ,如 ：
Mr fat is very fat and often has a big lunch.
* 还可用在某些抽象名词前，表示一阵、一场、一种、一次等 如：
There was a heavy snow yesterday.
He did me a great kindness.
* 固定搭配：
have a cold have a good time in a hurry for a while do sb.a favour
② 定冠词：* 特指某些人或事物
* 指双方都知道的人或事物
* 指上文提到过的人或事物
* 用于独一无二的事物前，如：the sun the moon
* 用于序数词和形容词的最高级前，如： the third book the longest river
* 用于一些专有名词、组织机构、国家名、报纸杂志等的名称前，如：
the Great Wall the Ministry of Education（教育部） the United States
the Daily Mail（每日邮报）
* 可与形容词连用，表示这一类人或事物，如：
The rich should help the poor.
the old the deaf(聋人） the young
* 用于姓氏复数名词前，表示全家或这一姓氏的夫妇俩，如：the Greens
* 可指某个世纪某个年代，如：in the 1970's(1870s) 在20世纪70年代
* 用于西洋乐器前，中国的名族乐器前则不加冠词，如：
play the piano play Erhu
* 用在江河、湖泊、山脉等地理名称前， 如：
The Pacific Ocean (太平洋0 the Tian-shan Mountains(天山山脉）
* 用于以festival 组成的节日之前，以day 组成的节日前不加定冠词，如：
the spring festival May day
* 固定搭配：
In the morning in the end on the right at the same time

二．数词
1. 概念：分为两种：基数词（cardinal numbers）和序数词(ordinal numbers)。表示人或事物数量多少的数词
叫做基数词；表示人或事物顺序的数词叫序数词。
2. 作用：可在句子中做主语，表语，定语和宾语，还可做同位语。例句：
Five of them are from China. 主语
I am eighteen now. 表语
This is my first visit here.定语
I am in class 2, but they three are not . 同位语
3. 构成及用法：

基数词
1
2
3
4
5
6
7
8
9
10
11
12
13
14
one
two
three
four
five
six
seven
eight
nine
ten
eleven
twelve
thirteen
fourteen
15
16
17
18
19
20
21
22
23
24
25
26
27
28
fifteen
sixteen
seventeen
eighteen
nineteen
twenty
twenty-one
twenty- two
twenty-three
twenty-four
twenty- five
twenty-six
twenty-seven
twenty- eight
29
30
31
40
50
60
70
80
90
100
102
123
1000
2235
Twenty-nine
thirty
Thirty-one
forty
fifty
sixty
seventy
eighty
ninety
one hundred
one hundred and two
one hundred and
twenty-three
one thousand
two thousand , two
hundred and
thirty-five
① 构成：
a. 1-12单独记
b. 13-19词尾为-teen
c. 20,30,40 等逢十词尾为-ty
d. 21-99 个位数和十位数之间要加连字号
e. 101-999 先说百，再加and ，再加末尾两位数
f. 1000以上的数，从后向前数，每三位用一个计数点隔开，依次是：thousand , million , billion
② 用法：
a. hundred , thousand , million , billion 前面有具体数词时，用单数形式。如：two hundred
b. 如hundred , thousand , million , billion后加s时，需要后面加of ,再加名词，方可使用，如 ：thousands of
people
c. 用来表示在几十年代，如： in the 1990’s nineties
d. 表示某人几十多岁，要用整数的复数形式 如： in one’s teenstwentiesthirties











序数词
第1-第12 第13-第19 第20-第90

First
Second
Third
Fourth
Fifth
Seventh
Eighth
Ninth
Tenth
Eleventh
twelfth

Thirteenth
Fourteenth
Fifteenth
Sixteenth
Seventeenth
Eighteenth
nineteenth
Twentieth
Thirtieth
Fortieth
Fiftieth
Sixtieth
Seventieth
Eightieth
ninetieth

Hundredth
Thousandth
millionth
① 构成：
a. 基数词变序数词，一、二、三要单独记
b. –th 要从四加起
c. eight 少个t , nine 去掉e
d. –f 把-ve 来代替，-ty 变成-tie
② 用法：
a. 序数词前要加the ,
b. 有时还可加不定冠词 a ,如：I had a forth apple.
4. 百分数、分数、小数的表达法：
①百分数：基数词加百分号％（percent）, 如：89％ eighty-nine percent
②分数：分子基数词，分母序数词。分子大于一，分母加s,中间有连字符。
如：13 one-third 23 two-thirds
③带分数：基数词加and 加分子基数词、分母序数词 如： five and six- sevenths
④小数：小数点前用基数词，小数点后读作基数的个位，小数点读作point。
如：1.45 one point four five
5.时刻、时间、序号表达法：
① 时刻表达法：a. 几点过几分，用past 几点差几分，用to
b. 简略表达法：小时数加分钟数 ；如：8:15 ---- eight fifteen
② 时间表达法：年月日 2011,7,7 ------ July seventh , two thousand and eleven
③ 序号表达法：a.事物名词+基数词
b.定冠词the +序数词+事物名词
如：lesson two = the second lesson part one = the first part
6.倍数表达法：
基数词加times , 但once , twice 要单独记
如：He runs twice faster than you .
Our classroom is four times as big as yours .
7.一些特殊表达法：
every ten days 每十天 every tenth day 每隔九天 by the dozen 以打记
one at a time 一次一个的 one by one 一个一个的 twos and threes 三三两两at sixes and
sevens 乱七八糟
8.算式读法:
A+B=C A plus B is C .(A and B is C.)
A-B=C A minus B is C. (B from A is C.)
A×B=C A times B is C.
AB=C A divided B is C.
A>B A is more than B
A

三．代词
概念：代词是用来代替 名词及起名词作用的词。按意义特征及语法功能可分为9类：人称代词、物主代
词、反身代词、相互代词 、指示代词、疑问代词、连接代词、关系代词、不定代词。
1. 人称代词
概念：人称代词 指我、你、他等词，有数、格的变化。可在句中作主语、表语，宾格作宾语。如：
I have an English book. He is in Beijing.
用法：① 当说话者不清楚或不必要知道说话对象是，可用it 来表示。
如：It’s a lovely baby. Is it a boy or a girl?
② she , he 可用来表示拟人，she 可指月亮、土地、船只、党派、猫、鸟等柔美可爱的东
西；he 可指马、象、狗等动物，如：
The moon is risen , she is round and bright.
Give the cat some food, maybe she is hungry.
The dog waved his tail when he saw his master.
③ 在比较状语从句中，在不引起歧义的前提下，主格可由宾格替换。如：
He is older than I me .
2. 物主代词
概念：物主代词是用来表示 所有关系的。分为形容词性物主代词和名词性物主代词。形容词性物
主代词相当于形容词，位于名词前作 定语；名词性物主代词相当于名词可作主语、宾语、表语。
如：This is my school.(宾语)
His name is Tom.(定语) This isn’t my shirt . Mine is over there.(主语)
Those books are not yours.(表语) She is an old friend of mine.(宾语)
3. 反身代词
概念：反身代词在句中可作宾语、同位语、表语、主语。
如：He is teaching himself English .(宾语)
The president himself will attend the meeting .(同位语)
Her father and herself will tell you the secret.(主语)
常见的习惯用语：
by oneself 亲自 talk to oneself 自言自语 to oneself 暗自
make oneself at home 随便些 amuse oneself 自娱
call oneself 自称 devote oneself to 致力于
teach oneself 自学 for oneself 为自己
excuse oneself 自我辩解 enjoy oneself 过得愉快
help yourself to … 请自便
4. 指示代词
① thisthese 一般指时间或空间上较近的事物；thatthose 一般指时间或空间上较近
的事物 如：This is a book and that is a pen.（指空间）I read a book this morning.（指时间）
② 打电话时，this表示我 that 表示对方 如：Hello ,this is Mike . Who's that ?
③ so 和such 的用法
a. so 用作副词，修饰后面的形容词或副词 如：Why are you so late?
b. such 用于such a an +（形容词）+可数名词单数或such +（形容词）+可数名
词复数或不可数名词结构中，作为形容词修饰后面的名词。
如：It's such a good book . Such things are not familiar to me.
You can't make them work in such cold weather.
④ so + many few + 可数名词复数，so + much little + 不可数名词
5. 相互代词
Each other 多指两者；one another 指两者或两者以上的人或物，如：
We all Chinese .We should help one another.
The students pointed out each other 's weak points.
6. 疑问代词
一般位于句首，在句中充当一定的成分，who,whom,whose,what,which

如： Who went to the Great Wall yesterday?(主语)
Whose umbrella is this ?(定语) What made him so angry?(主语)
Which is better,the red one or the white one?（主语）
7. 连接代词、关系代词
关系代词有：what,which,whowhom,whose
连接词有：thatwhether(if)
用法：如果从句不完整，缺少名词性成分，就用关系代词引导，如果从句完整，可 用连接
词引导.
8. 不定代词
① One 的用法： 泛指人，可以在形容词和that,this 等词后代替刚提到过的可数名词，在句中作
主、表、定、宾语等，其所有格形式为one's ，反身代词为oneself,复数形式为ones，如：
One should be strict with oneself.（泛指人，作主语和宾语）
Chinese is one of the most useful language in the world .(指一个人或物，作表语)
I lost my pen, I want to buy a new one.(代替上文出现过的可数名词，作宾语)
② one ,it的区别 ：one 时泛指，表示同类中的任何一个或几个；it 时特指，指代上文出现过的原物。
如：The book is good ,can I borrow it ?
③ one 可用this,that ,any,some,each,the next ,every,which等修饰，如：
Here are two books ,which one is yours,this one or that one?
④ some ,any 的用法：既可修饰可数名词也可修饰不可数名词。some 一般用于肯定句中，any 多
用于疑问，否定和条件句中，可在句中作主、宾、定语。如：
Some of the students will go to Beijing tomorrow.(主语)
If you have any ,give me some.(宾语)
There isn't any time left.(定语)
用于单数可数名词前，表示某一个，如：
I 've read the story in some book.我在某本书中读过这个故事。
b.与数字连用，表示大概，大约，如：
The country has exported some two million bikes this year.
这个国家今年已经大约出口了两百万辆自行车。
用于肯定句中，修饰单数可数名词，表示任何的，如：You can choose any student.
⑤ each , every的用法：
Each 指两者或两者以上的人或事物中的每一个，强调个体；every 指三者或三者以上的人或事物中的每
一个。如：There are trees and flowers on each side of the street.
Every student has read a poem.
⑥ both ,all 的用法：both 指两者都，all 指三者或三者以上都或全体。如：
Both of the students are 15 years old.这两名学生都是15岁。（主语）
I have forgotten all about it .我把那个全忘了。（宾语）
⑦ much , many 的用法：much 修饰不可数名词，many 修饰可数名词。如：
Much of the time is free.(主语）Many people wanted to stay here.(定语）
I have much to say .(宾语)
⑧ either,neither 的用法：either 指两个人或物中的任何 一个，表肯定；neither指两个人或物中一
个也不，两者都不，表否定。如：
Either of them has a pen.(主语) I know neither of the two men.(宾语)
either 可放在否定句的句尾，表示“也”，如：I don't know either.我也不知道。
9.代词一览表
人称
代词
物主
代词
主格
宾格
形容词
性
I
me
my
you
you
your
he
him
his
she
her
her
it
it
its
we
us
our
you
you
your
they
them
their

名词性 mine yours his hers its ours yours theirs
反身代词
myself yourself himself herself itself ourselves
yourselves themselves oneself
this that these those such
who whom whose which what
some something somebody someone any anything no one
every everything each much many little other
another all none one both either neither
指示代词
疑问代词
不定代词

四．形容词与副词
1.形容词
①作用：表示人或事物的特征。可作定语修饰名词、代词；可作表语，表示主语的状态、特征，也可作
补 语、状语。如：
I have an interesting book. (定语) I’m happy.(表语)
What makes you sad ? (宾语补足语) The wall was painted green.(主语补足语)
表示抽象概念的词做主语时，谓语动词用单数形式，如：
the true , the good , the beautiful , the bad
The beautiful
is
not always the good.
②在句中的位置关系：
a. 多数情况下放在所修饰的词前
b. 多个形容词修饰名词时的顺序：
一般性描述形容词 + 形状（大小、长短）+ 年龄（新、旧、温度）+ 颜色+国籍+材料（物质）+ 用
途（类别）+ 被修饰的名词。如：
a beautiful little flower an old plastic bucket
c. 表示性格、感情的形容词应放在表示身体形状的词后，放在表示肤色的形容词前，如：
a long patient queue a pale anxious girl a nice black doctor
d. 除上述规则外，通常把音节短的词放前面，音节长的放后面，如：
He is a tall and powerful man.
e. 修饰不定代词时，形容词后置，如：I have something important to tell you.
f. 用and 或or 连接的形容词短语修饰名词是，形容词短语后置。如：
All people young and old are against the plan.
g. 表示长、宽、高、深、厚和年龄的形容词修饰数词短语是后置，如：
The door is 2 metres high. She is 16 years old.

注意：
某些以ly 结尾的词是形容词而不是副词，如：friendly , deadly, silly, lively, lonely等。
2.副词
① 作用：在句中修饰动词、形容词或其他副词，可作状语，有时可作表语、定语或补语。如：I can run very
fast .(状语) Class is over.(表语) Are you content with the life here?（定语）
② 分类：
时间副词：now then often early never
地点副词：there here below above
方式副词：well slowly hard badly
程度副词：still rather much hardly
疑问副词：how when where why

连接副词：when where why whether
关系副词：when where why
其他副词：also not only too
③ 副词的位置：
a. 一般地点副词、时间副词放句尾，如需强调放句首。
b. 频率、时间副词一般放在主谓之间
c. 修饰动词时，要放在动词后
d. 多个副词连用时，顺序为：方式副词+地点副词+时间副词
e. 某些形容词加- ly,变为副词，但意义有所不同，如：hardly , likely ,deeply , closely , lately
f. 某些形容词与副词形式相同，如：early , late, fast , hard

3.形容词、副词的比较级、最高级
① 结构：
比较级：（单音节、双音节词）原级+er
(多音节词) more + 原级
最高级; （单音节、双音节词）原级+est
(多音节词) the most + 原级
注意：形容词最高级前要加the , 副词最高级前不加the
② 用法：
a. 表示两个人或物在性质、程度上相同，可用：as … as 或 the same …as ,如：
I’m as tall as you . He runs as fast as I . The hole is the same depth as that one.
表示一方弱于另一方，可用：not asso …as , 如：
This book is not so interesting as that one .
b. 表示自身程度的变化时，用: 比较级+and + 比较级 结构，如：
The weather is getting warmer and warmer.
c. 表示一方随另一方程度变化时：用the + 比较级 + the + 比较级 结构，如：
The more you eat the fatter you will be.
d. 三者、三者以上中的之最，用最高级，形容词最高级前要加the ,如：
He is the tallest boy in the class.
③ more than 的特殊用法：
a. It’s more than a letter , it’s my parents’ love. 不仅，不只是
b. That is more than I can tell you. 不能
c. She is more our friend than our teacher. 与其，不如
d. He spent no more than one year at school. 只，不过
④ 相关固定用法：
no… other than 只有，正是 more than one 不止一个 prefer to … rather than 宁可…也
不愿
五．介词
1. 概念：介词也叫前置词，是一种虚词。介 词不能单独做句子成分，必须与名词或代词（或相当于名词的
短语或从句）构成介词短语，才能在句中充 当成分。
2. 句法功能：
The key of the door is missing .(定语)
He stayed in China for a long time.(宾语、状语)
The book is on the desk.(表语) Make yourself at home. (宾语补足语)
3. 常用介词的用法：
a. 表示在大地方，如：宇宙、世界、国家、省、市等时，用in , in China
b. 表示在小地点，用 at , at home
c. 表示在…里，用 in , in the cup
d. 表示在…上，（表面接触），用on , on the table
e. in the tree 在树上； on the tree 长在树上
f. 在年，月份、季节前要用 in , 如：in 2011 in spring in July 11
g. 在具体日期、星期前用on ,如： on Sunday on July 12
th

h. 在点钟前用at ,如：at 8:00
i. in , on , to 的区别：in 表示范围之内，to 表示范围之外，on 表示相邻，如：
Fujian lies in the south of China. 福建在中国的南部。
Fujian lies to the south of Jiangsu province. 福建位于江苏省的南边。
Mongolia is on the north of China.蒙古在中国以北。
j. about表示大约，与数词连用 , 如：About 50 people were present.
k. above , over 都可以表示在上方，可互换，如：
The swans were flying above over the lake .天鹅在湖面上飞翔。
l. below , under 表示在…下，如：
The water reached a few inches belowunder the knees.
水已经到了膝盖以下几英寸的地方了。
below the sea level 低于海平面 below the freezing point 低于冰点
carry sth. under one’s arm 胳膊下夹着东西 under one’s care 在某人的照料下
under the leadership of 在…的领导下
m. against :
表示对抗，反对，如：Are you against the plan ? 你反对这个计划吗？
表示支撑，倚靠着，如：He was leaning against the door. 他靠着门
表对照，以…为背景衬托，如：The picture shows up well against the white wall.
n. among : 在…之中（三者以上），如：among you
between: 在两者之间，如：between us them
in the middle of : 在…中间 ，如：in the middle of the street in the middle of the lesson
o. besides: 除了…还有 ，如：
Many students passed the exam besides him.除他以外，其他同学也都通过了考试。
except: 除…之外,如：All were swimming ,except him. 除了他，大家都在游泳。
p. instead : 代替，可放句首或句尾
instead of : 代替，后接名词或动名词，可与 in place of 互换，意义相同
take the place of : 代替（职务，工作等）
q. with:
表伴随，和…一起， 如：come with me
表示携带，附有，具备，如：The girl with glasses is Joan. I have no money with me.
表示用、以，如：Don’t write with a pencil.
表示原因，由于，如：His face turned with anger.
r. without :
表示没有、不、吴，如：He went out without his hat . He left without locking the door.
表示条件，如果没有，如：Without air, we could not live.
六．连词
1.概念：是一种虚词，在句中起连接作用。可分为：并列连词和从属连词两类。
2.并列连词：又可分为表示联合、转折、选择、因果四种关系的连词。
①表示联合关系的连词：
and , both…and , neither…nor… , not only … but also… , as well as , 如：
I am a teacher and he is a doctor. He has experience as well as knowledge.
He has not only knowledge but also experience. Neither I nor he has seen the movie.
②表示转折关系的连词：
but, while , still , yet , however , whereas , nevertheless, 如;
I am willing, yet unable. He is short , while his brother is tall.
He worked hard . However, he failed. The pain was bad , still he did not complain.
③表示选择关系的连词：
or , or else , otherwise , either… or …, rather… than , 如：
John or I an to blame. Seize the chance , otherwise you ‘ll regret it
You can either stay at home or go fishing. He went rather than stay as an unwelcome guest.
④表示因果关系的连词：so , for 如：

It was late , so I went home . It is morning , for the birds are singing.
3. 从属连词：that , whether , if , when , while , as ,after, before, since , tilluntil , once , as soon as , the moment ,
because , where , wherever , unless , asso long as , so that , in order that ,in case , though , although , even if
even though , however , as … as …等， 如：
We know that the earth goes round the sun. Once you begin , you must go on.
When it rain , I go to school by bus. He didn’t go to school because he was sick.
You’ll be late if you don’t hurry.
She took medicine on time in order that she might get well soon.

Even if you were here , you couldn’t help him. She is as tall as her mother.
七．情态动词
概念：情态动词表示说话人的语气和情态。必须和主要动词的原形一起构成谓语。
1. can : * 表示脑力或体力方面的能力 ，如 He can drive a car.
表能力时可和be able to 互换使用
* 表示许可、允许、在疑问句中表示请求，在否定句中表示不许，如：
Can I go with you? You can't do it again!
* 表示推测强调，多用于疑问或否定句，如：
She can't wait for you for a long time.
: * can的过去式，表示能力、可能性、许可，如：He said he could go.
* 用于委婉、客气的提出问题或陈述看法，如：Could I borrow your pen?
, might :* 表示许可，可以，询问或说一件事情可不可以做时可和can 互换。
* 否定式为：may not , 常用 must not 代替
* 表示推测，或许 ，可能，只用于陈述句中，如：It may rain tomorrow.
* may 还可表示祝愿，如：May you succeed!
* might 是may 的过去式，比may的口气要婉转或表示现实的可能性更小些。如：
I wonder if I might borrow some coffee?
: * 表示必须要做的事，否定式为mustn't ,表示不应该，不许可，禁止，在回答含有must 的问
句时，肯定用must ,否定用needn't 或 don't have to .如：
Must I go home? Yes , you must . No, you needn't . No, you don't have to.
* 表示推测，暗含很大可能性，意为一定，只用于肯定句中。如：
He must be over sixty.
* 表示偏要，硬要，如：The car must break when we were going to start off.
: * 表示命令、许诺、警告等，如：You shall have my answer tomorrow.
: * shall的过去式，，表示劝告、建议，预测可能性、用于委婉的提出意见、请求、建议
: * 表示医院、意志和决心，用于各种人称，如：I will do it .
* 表示某种倾向或习惯动作，如：Fish will die out of the water.
* 表示猜测、邀请、请求
: * would 时will 的过去式，表示过去时间的意志、愿望、决心，如：
I told him I would go with you.
* 委婉的提出请求、建议
* 表示过去的习惯动作和某种倾向，如：When he was a child he would play football.
: * 主要用于疑问句和否定句中，否定式为needn't ,回答含有need 的问句，肯定用must ,否定
用needn't 或don't have to , 如：
Need I come? Yes , must .No , you needn't .No, you don't have to.
: * 主要用于疑问句、否定句及条件句中，意为：敢 。作实义动词时可跟不定式，如：
Dare you go home alone? He didn't dare to go home.
to :* 表示应该，语气比should 强，表示（因责任，义务等）该做的事，如：
He is your father and you ought to look after him.
八.非谓语动词
概念：指在句中不能充当谓语，而是充当其他语法功能的动词。非谓语动词没有人称和数的变化，但
有语态和时态的变化。可做非谓语动词的有：
不定式、分词（现在分词和过去分词）、动名词。
例句：
I want to have a rest . I plan to attend the meeting.

I am reading an interesting book. I bought some painted chairs.
They began singing just now. She dreams of becoming a doctor.
九.动词的时态
1.一般现在时 He goes to school every day.
2.一般过去时 She did her homework.
3.一般将来时 He will come next week.
4.现在进行时 He is swimming now.
5.过去进行时 She is reading a book from 7 to 9 last night.
6.现在完成时 He has been to Beijing.
7.过去完成时 The play had already started.
8.现在完成进行时： 表示从过去某时起，一直不断延续到现在的（可能还有继续下去）的动作。如：
I have been waiting here for you. They have been watching TV for 3 hours.
十.语态
1.概念：动词的语态主要 分两种：主动语态和被动语态。主动语态中主语时谓语动作的执行者；被动语态
中主语时谓语动作的承受者。如：I have done the job.主动The job has been done.被动
2.被动语态的时态变化：
* 一般现在时：（am is are )+ 过去分词 如：
* 一般过去时：was were + 过去分词，如：
* 一般将来时：will(be going to)+ be + 过去分词，如：
* 现在完成时：have has + been + 过去分词，如：
* 现在进行时：（am is are)+being+过去分词，如：
* 含有情态动词的被动语态：情态动词+be+过去分词，如：
十一.简单句和并列句
1.简单句
① 句子成分：组成句子的各个部分叫做句子成分，即：主语、谓语、表语、宾语、宾语补足语、定语和
状语。主语和谓语是句子的主体部分。例如：
Lucy is an American girl. 主语
We are both quiet. He has a toothache. 谓语
Her mother is a bank clerk . 表语
He is playing soccer.宾语
Peel three bananas . 定语
People are all working hard. 状语
② 简单句的五种基本句型：
主语+谓语：We exercise.
主语+谓语+宾语：I like apples.
主语+谓语+表语：They are students.
主语+谓语+双宾语：She gave me a pen.
主语+ 谓语+宾语+宾补：He made the boy laugh.
2.并列句
概念：由并列连词（and so but or等）把两个或两个以上的简单句连在一起而构成的句子。如：
She doesn't like science , and she thinks it is boring.
3.复合句
① 概念：由一个主句和一个或一个以上的从句构成的句子。如：
Mozart started writing music when he was four years old.
I think Screen City has the most comfortable seats.
② 从句的类型：
* 主语从句：It is certain that he will come.
* 表语从句：The fact is that he is lying.
* 宾语从句：I don't think you are right.
* 同位语从句：I have no idea what he said.

* 定语从句：This is the same pen that I lost.
* 状语从句：No sooner had he reached home than it began to rain.
十二．强调结构
* 概念：强调就是要突出句子中的某一个部分，使其显得更加重要，倒装语序时强调的手段之一。
* 用单词、词组表强调，如：I really like it . I 'm so sorry.
* 用do 强调谓语动词，如：Do be careful!
* 用it 结构句型表强调，如：It is only I who want to go to the movies.
十三.There be 句型
* there 可以和be 的一切形式连用（人称、数、时态），如：
Once upon a time , there were three poor brothers.
There has never been anybody like you.
There will be snow in Beijing tomorrow.