本文目录
表语从句是英语中常用的一种语法结构,用来说明主语的状态、性质或身份,是英语语法中的重点和难点之一。表语从句的基本结构有三种,分别是:
1. 系动词+形容词+that从句
这种结构中,系动词后接形容词,形容词后跟that从句,其中that从句是表达主语状态、性质或身份的核心。例如:
- My favorite color is blue.(我的最爱的颜色是蓝色。)
- The weather today is terrible.(今天的天气很糟糕。)
- She seems happy that she passed the exam.(她似乎很高兴,因为她通过了考试。)
2. 系动词+名词+that从句
这种结构中,系动词后接名词,名词后跟that从句,其中that从句是表达主语状态、性质或身份的核心。例如:
- My dream is that I can travel around the world.(我的梦想是能够环游世界。)
- His job is to teach English.(他的工作是教英语。)
- The fact is that he is always late.(事实是他总是迟到。)
3. It+系动词+名词+that从句
这种结构中,it作为形式主语出现,系动词后接名词,名词后跟that从句,其中that从句是表达主语状态、性质或身份的核心。例如:
- It is important that we study hard.(我们努力学习是很重要的。)
- It was a surprise that he won the game.(他赢得比赛是一个惊喜。)
- It seems that she has changed her mind.(她似乎改变了主意。)
以上就是表语从句的三种常用基本结构,希望能对大家学习英语语法有所帮助。