在英语语法的学习中，理解各类从句是非常重要的一步。从句可以分为多种类型，如主语从句、表语从句、宾语从句和同位语从句等。为了帮助大家更好地掌握这些知识点，下面将提供一些具体的例句供参考。

主语从句（10个例子）

1. Whether he will come tomorrow is still unknown.

2. It doesn’t matter what you say now.

3. Who is going to attend the meeting has not been decided yet.

4. That we should study hard every day is clear.

5. What caused the accident remains a mystery.

6. How he managed to finish the task in such a short time is surprising.

7. Whatever happens, I will stand by you.

8. If it rains or not makes no difference to us.

9. Whose book this is has not been determined.

10. Wherever you go, remember where your roots are.

表语从句（10个例子）

1. The problem is whether we can finish the work on time.

2. His dream is that he can become an astronaut one day.

3. The truth is what she told us yesterday.

4. This is where our differences lie.

5. The question is how much money they need for the project.

6. It seems as if it were going to rain.

7. His opinion was that the plan needed revision.

8. The key is who will take charge of the situation.

9. His suggestion is that we start early tomorrow morning.

10. The fact is that everyone makes mistakes.

宾语从句（10个例子）

1. I know that he is honest.

2. She said that she would help me with my homework.

3. He asked me what I was doing at that moment.

4. We believe that everything will turn out fine.

5. Do you understand why he left so early?

6. They discussed how they could improve their relationship.

7. Can you tell me where the nearest hospital is?

8. He insisted that we should leave immediately.

9. She explained that she had been busy lately.

10. I wonder whether they have arrived yet.

同位语从句（2个例子）

1. The news that he won the first prize spread quickly throughout the school.

2. The idea that we should save energy became widely accepted.

以上便是关于主语从句、表语从句、宾语从句及同位语从句的一些例句展示。通过反复练习这些句子，相信大家可以更加熟练地运用它们来表达自己的想法。希望对大家有所帮助！