八年级英语习题集：宾语从句与主语从句
一、宾语从句练习题
宾语从句是一个句子作为宾语出现在主句中。通过宾语从句，我们可以更准确地表达自己的意思。下面是一些关于宾语从句的练习题，帮助你巩固知识。
1. 选择正确的宾语从句填空。
  - They asked me ________ I wanted to go to the movies with them.
    A. if  B. how  C. when
  - Can you tell me ________?
    A. what time is it  B. what is the time  C. what the time is
2. 把下列直接引语改为间接引语。
  - She said, "I will come to the party."
  - He asked, "Do you like playing football?"
  - "Can you swim?" she asked.
  - "I want to be a doctor," he said.
3. 根据句意填写适当的宾语从句。
  - Could you tell me ________ my bike is? (它在哪里)
  - He asked me ________. (你是谁)
  - Do you know ________? (她什么时候生日)
二、主语从句练习题
主语从句是一个句子作为主语出现在句子的开头位置。通过主语从句，我们可以使句子更加丰富多样，并且更加有表达力。以下是一些关于主语从句的练习题。
1. 选择正确的主语从句填空。
  - ________ is important to learn a foreign language.
    A. Why  B. How  C. What
  - ________ is raining outside.
    A. It  B. That  C. There
  - ________ will happen is still unknown.
    A. What  B. How  C. Why
2. 将下列句子改为含有主语从句的句子。
  - It is important to exercise regularly.
  - There will be a meeting tomorrow.
regularly什么意思
  - How to solve the problem is the key.
3. 根据句意填写适当的主语从句。
  - ________ is not allowed in the library. (吃东西)
  - ________ is necessary to brush your teeth every day. (这个)
  - ________ caused the accident is still under investigation. (谁)
通过以上的练习，相信你对宾语从句与主语从句有了更深入的理解。继续努力，加油！