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初中英语语法精讲|介词核心知识点全梳理(超适合零基础)(7)

初中英语语法精讲|介词核心知识点全梳理(超适合零基础)(7)
💡介词是初中英语的重难点,单选、完形填空、短文填空、书面表达高频考察。介词短小,但固定搭配繁多,本篇把初中核心介词考点全部梳理清楚,学完直接刷题巩固
一、介词基础概述
介词属于虚词,一般在句子中重读,不能单独充当句子成分。它必须和后面的名词、代词(称为介词宾语)一起构成介词短语,在句中充当定语、状语、表语、宾语补足语。
介词又叫前置词,通常放在名词或者代词前面,用来体现词与词之间的逻辑关系。初中学习介词重点掌握:动介词组搭配、时间介词、方位介词、方向介词、位置介词、成语介词、静态介词与动态介词区分。
二、介词的定义及句法功能
介词本身不表达独立含义,只体现后面名词 / 名词短语和句子其他成分的关系。
介词宾语:放在介词后面的名词、代词、短语或者从句。介词短语 = 介词 + 介词宾语,可作定语、状语、表语、宾语补足语
作定语The boy over there is my brother.那边的男孩是我的弟弟。
A friend in need is a friend indeed.患难见真情。
作地点状语I shall meet you at the entrance of Qianmen Hotel.我会在前门宾馆门口和你碰面。
作原因状语To their surprise, they saw not locusts, but seagulls.令他们惊讶的是,他们看见的不是蝗虫,而是海鸥。
作表语Ill be in the office every afternoon.我每天下午都在办公室。
He isn’t at home.他不在家。
作宾语补足语The farmer made the king out of the water.农夫把国王从水里救出来。
I found everything in good order.我发现一切都井然有序。
📌关键提醒:介词不可以单独使用,后面一定要接介词宾语!
三、介词固定搭配(中考重中之重)
介词经常和形容词、名词、动词绑定,形成固定搭配,需要重点记忆。
1、形容词 + 介词固定搭配
高频介词:about, at, for, from, in, of, to, with
1形容词 + aboutcareful about …… 小心;hopeful about …… 抱有希望;sure about …… 有把握
He is careless about his clothes.他对自己衣着很不在意。
2形容词 + atgood at 擅长;surprised at …… 惊讶;angry at …… 生气
3形容词 + forfamous for …… 出名;ready for …… 做好准备;sorry for …… 感到抱歉
I’m terribly sorry for telling him the truth.我很后悔告诉了他真相。
4形容词 + fromdifferent from …… 不同;safe from 免于……
He was absent from class this morning.他今早缺课。My sister is different from me in many ways.我妹妹在很多方面和我不一样。
5形容词 + ininterested in …… 感兴趣;successful in …… 方面成功
He is interested in making model ships.他对制作船模很感兴趣。
2、名词 + 介词固定搭配
1名词 + for
He made up an excuse for being late.他为迟到编造借口。Did you find the cause for your failure?你找到你失败的原因了吗?
2名词 + in
He has some difficulty in translating the book.他翻译这本书有些困难。She has made great progress in English.她英语取得很大进步。
3名词 + of
She found another way of solving the problem.她找到另一个解决这个问题的办法。He forms a bad habit of getting up late.他养成了晚起的坏习惯。
4名词 + on
There have been several attacks on foreigners recently.最近发生好几起针对外国人的袭击事件。Have pity on me!可怜可怜我吧!
5名词 + with
I wanted to have a talk with you.我想和你谈一谈。He is always getting into trouble with the police.他总是和警察惹上麻烦。
💡小提示:考试很多题不考介词词义,考固定搭配,需要日常多积累背诵。
📝同步练习题
一、用合适介词填空
My little sister is interested ________ drawing pictures.
He is good ________ playing basketball.
No one knew the cause ________ his illness.
Chinese is different ________ English in many ways.
We are ready ________ the coming sports meeting.
二、单项选择
(   )1. The girl ________ red is my cousin.A. in  B.on  C. at
(   )2. He has difficulty ________ finishing the homework by himself.A. for  B.in  C. of
(   )3. I am sorry ________ breaking your cup.A. for  B.at  C. from
(   ) 4. —Where is Tom?—He is ________ the office.作表语)A. in  B.about  C. for
(   )5. We are all surprised ________ the news.A. from  B.at  C. with
三、翻译句子(用到介词短语)
令我们惊讶的是,他赢了这场比赛。
那边的那个男孩是我的同学。
参考答案
一、用合适介词填空
in
at
for
from
for
二、单项选择
1.A2.B3.A4.A5.B
三、翻译句子
To our surprise, he won the game.
The boy over there is my classmate.
📌总结
📚学习小贴士
介词是 “搭配为王,很多题目不靠翻译,靠固定短语记忆。建议准备小本子整理见到的介词词组。
牢记:介词后面接动词,动词要变成doing 动名词,如 interested in doing
区分句法功能:看到名词前面修饰它的介词短语,大多作定语;修饰动作的一般作状语;放在 be 动词后就是表语。
做题遇到介词题,优先回忆固定搭配,再去翻译句子。
完形、短文填空中介词是高频挖空点,平时朗读课文,培养语感。
🎯下期预告:连词语法精讲,关注账号,获取整套人教版初中英语语法干货!