高中同位语从句识别技巧与定语从句对比练习题
一、同位语从句识别技巧
同位语从句是名词性从句的一种，其作用是对前面的抽象名词进行解释说明，使这个名词的具体内容更加明确。在识别同位语从句时，可以注意以下几点：
1. 从句前的名词为抽象名词，如：fact, news, idea, promise, suggestion, question, thought, hope, view等。
2. 同位语从句通常由that引导，且that在其中不担任任何成分，只起到连接作用。
3. 同位语从句通常紧跟在它所说明的名词之后，两者之间常用逗号隔开。
例如：
The news that he has won the prize is true. （“he has won the prize”是“news”的同位语，补充说明news的具体内容）
二、定语从句对比练习题
1. The book which I bought yesterday is very interesting.
A. which I bought yesterday B. I bought yesterday C. I bought, which is yesterday D. I bought yesterday, which I bought
2. The news that he won the prize is true.
A. that he won the prize B. he won the prize C. he won, which is the prize D. he won the prize, that he won
3. The girl who helped me is my friend.
A. who helped me B. helped me C. I helped, who is D. I helped, who helped me
4. The reason why he was late is that he had to help his mother.
A. why he was late B. he was late C. he was late, why he had to help his mother D. he was late, that he had to help his mother
5. The problem that we are facing is very difficult.
A. that we are facing B. we are facing C. we face, which is D. we face, that we are
答案：
1. A. which I bought yesterday 修饰book，表示“我昨天买的那本书”。
2. A. that he won the prize 是news的同位语从句，补充说明news的具体内容。
3. B. helped me 修饰girl，表示“帮助我的那个女孩”。
4. A. why he was late 是reason的同位语从句，表示“他迟到的原因”。
5. A. that we are facing 修饰problem，表示“我们面临的问题”。
以上练习题旨在帮助你更好地理解和区分同位语从句和定语从句。在定语从句中，从句作为定语修饰前面的名词，而同位语从句则是对前面的名词进行解释说明。在识别时，要注意从句前的名词是否为抽象名词，以及从句是否紧跟在它所说明的名词之后。