高中英语知识点归纳让步句的构成与用法

高中英语知识点归纳让步句的构成与用法高中英语知识点归纳-让步句的构成与用法
高中英语中，让步句是一种常见的句型，用来表达让步、逆向或相反的意思。

让步句通常由让步连词或者让步从句构成。

在本文中，将介绍让步句的构成和用法，并给出一些例句进行说明。

一、让步连词的构成
让步连词是连接让步从句和主句的关键词，常见的让步连词有although, even though, though, in spite of, despite等。

这些连词在构成让步句时，在意思、用法上有所区别。

1.1 although / though
although和though都可以用作让步连词，引导让步从句，表示“尽管，虽然”的意思。

它们之间的差异在于使用的频率上，although的使用频率较高。

例如：
- Although it was raining, we still went for a walk.
- Though he was tired, he continued to work.
1.2 even though
even though也是表示“尽管，虽然”的意思，强调程度更大，相比于although和though更强调出人们对实际情况的反应。

例如：- Even though it was cold, she decided to go swimming.
1.3 in spite of / despite
in spite of和despite在用法上相似，都表示“尽管，虽然”的意思，并且常常和名词、代词或动名词连用。

例如：
- In spite of the bad weather, they managed to have a good time.
- Despite feeling tired, he stayed up late to finish his homework.
二、让步从句的构成
让步从句是由让步连词引导的句子，用来表达条件和结果之间的关系。

让步从句的谓语动词常常采用虚拟语气。

以下是一些常见的让步从句的构成方式：
2.1 主语 + 动词 + 宾语 + 形容词/副词 + that从句
- He is so smart that, although he is only six years old, he can solve advanced math problems.
- She is so talented that, despite having no formal training, she can play the piano beautifully.
2.2 主语 + 动词 + 名词/代词 + 从句
- The students studied really hard, although they had been given a short notice.
- The company made a huge profit, despite the economic downturn.
2.3 主语 + 过去分词/现在分词/形容词 + that从句
- Given the difficult conditions, they still managed to complete the task.
- Tired as she was, she didn't give up.
三、让步句的用法
让步句可以在句子中起到多种作用，如表示对比、补充、强调等。

以下是一些常见的让步句的用法：
3.1 对比
让步句可以用来表达对比的意思，强调一个情况与另一个相反的情况。

例如：
- Although she studied hard, she still failed the exam.
3.2 补充
让步句可以用来补充句子的信息，并起到递进的作用。

例如：
- He is a successful businessman, despite his difficult childhood.
3.3 强调
让步句可以用来强调一个事实，使其更加突出。

例如：
- Even though it was her first marathon, she won the race.
3.4 转折
让步句可以用来表达转折的意思，表示一种出人意料的情况。

例如：- Despite his age, he is still able to run faster than most young people.
在使用让步句时，需要注意主句和让步从句之间的逻辑关系，确保
句子的逻辑一致性和通顺性。

同时，根据句子的语境选择合适的让步
连词和句型结构，以确保表达的准确性和流畅性。

总结：
让步句是高中英语中常见的句型之一，用于表达让步、逆向或相反的意思。

让步句的构成包括让步连词和让步从句。

常见的让步连词有although, even though, though, in spite of, despite等。

让步从句的构成有多种方式，需要根据语境选择合适的句型结构。

让步句在句子中可以用于表达对比、补充、强调和转折等作用。

在使用让步句时，需要注意句子的逻辑关系和语境，以确保句子的准确性和流畅性。