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高中的英语语法很多,其中非常重要的有几种从句:定语从句、主语从句、宾语从句、表语从句、同位语从句和状语从句。很多学生学起来不知所措,不同的从句之间学起来很容易相混。其实分清它们的用法很简单,你只需知道下面两点:1简单句、复合句和并列句;2句子成分分析。了解了这些,相信你对以上的重要从句会理解得相当透彻。下面我来一一介绍:
英语中,从结构上看,句子可分为三种类型:简单句、复合句和并列句。
一、简单句
只有一个主语(或并列主语)和一个谓语(或并列谓语)的句子叫做简单句。根据简单句的基本结构可将简单句分为以下六种基本句型:
1主语+不及物动词
We study hard
She never lies
2主语+及物动词+宾语
I saw a film yesterday
Tom speaks Chinese quite well
3主语+系动词+表语
The answer is right
The bike is new
4主语+及物动词+间接宾语+直接宾语
My father bought me a book
Tom lent me some money
5主语+及物动词+宾语+宾补
We all call the boy Tom
I can hear someone singing next door
6There be+主语+状语
There will be a meeting next week
There is a dictionary on the desk
简单句是英语中所有复合句和并列句的基础,不管句子多复杂,掌握了简单句,句子就会变得很简单。
二、复合句
复合句是由一个主句和一个或一个以上的从句构成的句子。主句和从句都有主语和谓语。从句只用作主句的一个成分,不能独立存在。如果从句在全句中作主语,它就是主语从句;作宾语,它就是宾语从句;作表语,它就是表语从句;作同位语,它就是同位语从句;作定语,它就是定语从句;作状语,它就是状语从句。
1What we need is courage主语从句
2I don’t know what they are going to do宾语从句
3This is what I am interested in 表语从句
4We heard the news that our team had won同位语从句
5She is the girl who wants to see you 定语从句
6When you cross a road,you must be careful状语从句[HJ1.8mm]
三、并列句
由并列连词将两个或两个以上的简单句连在一起的句子叫做并列句。常见的并列连词有and,or,but,so,for,while,when等。
1The car is very hard but it runs very fast
2My teacher asked me to go,so I went
通过上面的介绍大家会发现:简单句是英语中所有复合句和并列句的基础,复合句中有主句和从句之分,从句作主句的某一成分。并列句没有主句和从句,句子之间是不作成分的。不管句子多复杂,掌握了简单句,知道了复合句和并列句的区别,句子就会变得很简单。
了解了上面的内容,如果你还会分析句子成分,那么很多语法难点问题就会迎刃而解了。构成句子的基本单位是句子成分,根据它们在句子中的不同作用分为主语、谓语、宾语、表语、定语、状语、补语和同位语八种。在简单句的介绍中,大家可看到主要的句子成分。下面我们来分析几个难点问题,看看分析句子成分的作用。
难点一:定语从句中关系代词和关系副词的选择
1I will never forget the day_____we worked together and the day_____we spent together
2The factory _____ we will visit next week is not far from here
3This is the factory _____ we are working
第一个例子中有两个定语从句,分析其句子成分可得答案。We worked together on the day横线部分作状语可知应该用when。第二个定语从句we spent the day together横线部分作宾语所以可用that/which或省略。你能分析一下第二和第三个例句吗?
难点二:定语从句和同位语从句的区别
1The fact that she had not said anything surprised all of us
2The fact that she had said surprised all of us
在that she had not said anything这句话中,你可看到that 不作成分,因而例句1是同位语从句。在that she had said这句话中,that作宾语,因此例句2是定语从句。
难点三:what 和 that 的选择
在名词性从句中,what引导的句子有两个作用:1连接作用;2在从句当中作成分。而that 只起连接作用,不作句子成分。
1_____ he said is very important to us
2_____ the baby could speak made his parents very happy
第一句中he said很显然缺少宾语,因而用what;第二句话中the baby could speak 不缺成分,(speak 在这里是不及物动词)因而that 为正确答案。
通过以上分析不难看出,简单句是基础,分析句子成分是一种手段,掌握好以上内容,你的英语语法学习会变简单。
英语中,从结构上看,句子可分为三种类型:简单句、复合句和并列句。
一、简单句
只有一个主语(或并列主语)和一个谓语(或并列谓语)的句子叫做简单句。根据简单句的基本结构可将简单句分为以下六种基本句型:
1主语+不及物动词
We study hard
She never lies
2主语+及物动词+宾语
I saw a film yesterday
Tom speaks Chinese quite well
3主语+系动词+表语
The answer is right
The bike is new
4主语+及物动词+间接宾语+直接宾语
My father bought me a book
Tom lent me some money
5主语+及物动词+宾语+宾补
We all call the boy Tom
I can hear someone singing next door
6There be+主语+状语
There will be a meeting next week
There is a dictionary on the desk
简单句是英语中所有复合句和并列句的基础,不管句子多复杂,掌握了简单句,句子就会变得很简单。
二、复合句
复合句是由一个主句和一个或一个以上的从句构成的句子。主句和从句都有主语和谓语。从句只用作主句的一个成分,不能独立存在。如果从句在全句中作主语,它就是主语从句;作宾语,它就是宾语从句;作表语,它就是表语从句;作同位语,它就是同位语从句;作定语,它就是定语从句;作状语,它就是状语从句。
1What we need is courage主语从句
2I don’t know what they are going to do宾语从句
3This is what I am interested in 表语从句
4We heard the news that our team had won同位语从句
5She is the girl who wants to see you 定语从句
6When you cross a road,you must be careful状语从句[HJ1.8mm]
三、并列句
由并列连词将两个或两个以上的简单句连在一起的句子叫做并列句。常见的并列连词有and,or,but,so,for,while,when等。
1The car is very hard but it runs very fast
2My teacher asked me to go,so I went
通过上面的介绍大家会发现:简单句是英语中所有复合句和并列句的基础,复合句中有主句和从句之分,从句作主句的某一成分。并列句没有主句和从句,句子之间是不作成分的。不管句子多复杂,掌握了简单句,知道了复合句和并列句的区别,句子就会变得很简单。
了解了上面的内容,如果你还会分析句子成分,那么很多语法难点问题就会迎刃而解了。构成句子的基本单位是句子成分,根据它们在句子中的不同作用分为主语、谓语、宾语、表语、定语、状语、补语和同位语八种。在简单句的介绍中,大家可看到主要的句子成分。下面我们来分析几个难点问题,看看分析句子成分的作用。
难点一:定语从句中关系代词和关系副词的选择
1I will never forget the day_____we worked together and the day_____we spent together
2The factory _____ we will visit next week is not far from here
3This is the factory _____ we are working
第一个例子中有两个定语从句,分析其句子成分可得答案。We worked together on the day横线部分作状语可知应该用when。第二个定语从句we spent the day together横线部分作宾语所以可用that/which或省略。你能分析一下第二和第三个例句吗?
难点二:定语从句和同位语从句的区别
1The fact that she had not said anything surprised all of us
2The fact that she had said surprised all of us
在that she had not said anything这句话中,你可看到that 不作成分,因而例句1是同位语从句。在that she had said这句话中,that作宾语,因此例句2是定语从句。
难点三:what 和 that 的选择
在名词性从句中,what引导的句子有两个作用:1连接作用;2在从句当中作成分。而that 只起连接作用,不作句子成分。
1_____ he said is very important to us
2_____ the baby could speak made his parents very happy
第一句中he said很显然缺少宾语,因而用what;第二句话中the baby could speak 不缺成分,(speak 在这里是不及物动词)因而that 为正确答案。
通过以上分析不难看出,简单句是基础,分析句子成分是一种手段,掌握好以上内容,你的英语语法学习会变简单。