2019-2020学年中考英语语法备考秘籍 — 非谓语动词
构成 :(to) +动词原形
做主语
不定式 做宾语
功能 :除谓语外的任何的成分 做宾语补足语
做定语
做状语
非谓语动词 构成:v-ing
动名词
功能:主语、宾语、表语、定语
构成:v.-ing /v.-ed(规则变化)
分词
功能:表语 、宾语补足语、定语、状语
知 识 清 单
动 词 不 定 式
不定式:to + 动词原形
知识梳理:提纲挈领,抓住重点和难点!
动词不定式的基本形式是“to + 动词原形”,有时可以不带to。动词不定式(或不定式短语)没有人称和数的变化,在句子中不能作谓语。动词不定式仍可保留动词的特点,即可以有自己的宾语和状语。动词不定式同它的宾语或状语构成不定式短语。如:to read the newspaper, to speak at the meeting 等
动词不定式具有名词、形容词和副词的特征,因此在句子中可以作主语、表语、宾语、宾语补足语、定语和状语:
句法作用 |
例 句 |
作宾语 |
She wanted to borrowed my radio. They began to read and write. |
作状语 |
She went to see her grandma last Sunday . He came to give us a talk yesterday. |
作宾语补足语 |
Lucy asked him to turn off the radio. She asked me to speak more loudly Jim told Ling Feng to go home at once . The father made his son study hard. |
作定语 |
Have you got anything to say? I had something to eat this morning . |
作主语 |
To learn a foreign language is not easy. |
注:作主语用的动词不定式常常为it替代,动词不定式(或短语)放在后面。例如:
It is not easy to learn a foreign language.
It took us three days to do the work.
动词不定式的否定形式由“not+动词不定式”构成. 如:
Tell him not to be late.
The policeman told the boys not to play in the street.
4) 不定式省去to的情况: 在感官动词see,watch,look at,hear, listen to,feel和使役动词make,have,let等所接的宾语中(不定式做宾语不足语),不定式应省去to。但是在被动语态中不能省。如:
Let me listen to you sing the song.
He watched his son play computer games.
I saw him run away.------He was seen to run away.
The boss make the workers work the whole night.----The workers were made to work the whole night.
5) 动词不定式和疑问词连用
动词不定式可以和疑问词what ,which, how, where, when 等连用,构成不定式短语。如:
The question is when to start.
I don’t know where to go .
He showed me how to use a computer.
What to do is a big problem.
例题解析:举一反三,学的更轻松!
翻译下列句子,说出句中不定式的作用:
1. To grow plants is very important.
2. It is so nice to hear your voice.
3. My dream is to be a pilot.
4. He began to read and write at the age of five.
5. The teacher asked me to speak more loudly.
6. Tom came to see me last night.
7. I am glad to see you.
8.Have you got anything to say?
9.There are many places to see in China.
10.I asked him not to open the window.
11. I don’t know what to buy for you.
12. I saw him dance.
13. He often helps me clean the room.
14. They are too shy to speak English.
15. He was lucky enough to find his watch.
16. I want you to go there together with me.
解析:1、To grow plants做主语;
to hear your voice做主语;
3、to be a pilot作表语;
4、to read and write作宾语;、
5、to speak more loudly作宾语补足语;
6、to see me作状语;
7、to see you作状语;
8、to say作定语;
9、to see作定语;
10、not to open the window作宾语补足语;
11、what to buy作宾语;
12、dance作宾语补足语(省略to);
13、clean the room作宾语补足语(省略to);
14、to speak English作状语;
15、to find his watch作状语;
16、to go there together with me作宾语补足语。
二、动名词
1.动名词的构成
动名词的基本形式为“v.+-ing”。
2.常跟动名词的词
英语中有一些动词(短语)后面常跟动名词作宾语。
收 我们初中阶段常见的有:finish,enjoy,mind,miss,be worth , be busy , practice , have fun , have trouble / difficulty(in),feel like,be used to(习惯于),give up,keep on,consider,suggest,can't help。我们可按下面的顺口溜记忆一些词或短语:
完成练习值得忙(finish,practice,be worth,be busy);继续习惯别放弃(keep on,be used to,give up);
考虑建议不禁想(consider,suggest,can't help,feel like);
喜欢思念要介意(enjoy,miss,mind)。
3.注意含有介词to的固定短语
在初中阶段的英语学习中,学生常常会遇到含有介
词的短语,下列动词短语中的to为介词,其后需要接名词、代词或动名词。
①make(a)contribution(s)to为……做贡献。
②devote oneself to献身,致力于……。如:
He has devoted himself to helping disabled people.
他一生致力于帮助残疾人。
③look forward to期盼,盼望。如:
We are so much looking forward to seeing you again我们非常盼望再见到你。
④prefer...to...比起……更喜欢……。如
I prefer walking to cycling.我愿意步行,而不愿意骑自行车。
⑤be used to...习惯……;适应……。如:
She is quite used to working hard.她很习惯努力工作。
4.两组固定搭配
①prefer to do sth. rather than do sth. = prefer doing sth.to doing sth.宁愿做某件事而不愿做另一件事。如:
I prefer to learn English rather than play the piano on Sundays. =I prefer learning English to playing the piano on Sundays.在周日,我宁愿学习英语,也不愿去弹钢琴。
②need,require,want后跟不定式和动名词的区别
当need,require,want作“需要”解时,后加动名词等
于后加不定式的被动式。如:
The window needs cleaning.
=The window needs to be cleaned.
那扇窗户需要清洗。
三、分词
1.分词的构成
分词分为现在分词和过去分词两种。现在分词的本形式为“动词原形+-ing”;过去分词的基本形式是“动词原形+-ed”,但也有不规则的形式。
2.现在分词作宾补和不定式作宾补的区别
我们常见的动词如 see,watch,notice,hear等,接不带to的不定式作宾补,表示已经完成了的或经常性的动作接现在分词作宾补,表示动作正在进行。如:
I heard him singing in the classroom.
我听到他正在教室里唱歌。(“唱”这个动作正在进行)
I heard him sing in the classroom.
我听到他在教室里唱歌了。(“唱”这个动作已经结
I saw him going up the stairs
我看见他正在上楼。(“上楼”这个动作正在进行)
I saw him go up the stairs.
我看见他上楼了。(“上楼”这个动作已经完成)
3.现在分词和过去分词的区别
(1)在语态上,现在分词表示主动意义,过去分词表示被动意义。如:
the exploiting class剥削阶级
the exploited class 被剥削阶级
(2)在时间上,现在分词表示正在进行的动作,过去分词表示已经完成的动作。如:
the developing country发展中国家
the developed country发达国家
the rising sun 正在升起的太阳
the risen sun升起来的太阳
4.have sb.do sth.,have sb./sth.doing sth.和have sth.done的区别
(1)have sb.do sth.意为“让某人做某事”,have可以用let,make代替。不定式往往表示一次性的具体动作,且强调动作已经完成或尚未发生。如:
The soldiers had the boy stand with his back to his father.
士兵们让这个男孩背对他的父亲站着
(2)have sb./sth.doing sth.意为“让某人/物一直做某事”。have可以用keep代替,现在分词(doing)所表示的动作往往具有持续进行的含义。如:
The two men had their lights burning all night long.
那两个人让灯通宵亮着。
(3)have sth.
sb.else to do sth.,过去分词(done)所表示的动作由他人(非主语本身)来完成,含有被动意义。如
The driver had his car washed once a week.
这个司机一周让人洗一次车。
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