在高中英语学习中，名词性从句是一个重要的语法知识点，它包括主语从句、宾语从句、表语从句和同位语从句。为了帮助同学们更好地掌握这一知识点，下面为大家整理了30道练习题，涵盖了名词性从句的各种类型和常见用法。
练习题
1. It is uncertain ______ he will come tomorrow.
A. if B. whether C. that D. what
2. The news ______ the enemy had surrendered spread quickly.
A. which B. what C. that D. when
3. I don’t know ______ to deal with this problem.
A. how B. what C. why D. where
4. The reason ______ he was late was that he missed the bus.
A. why B. because C. for D. that
5. She told me ______ she would be back in two days.
A. when B. where C. that D. which
6. He made a promise ______ he would help us.
A. which B. that C. what D. where
7. Do you know ______ the meeting will begin?
A. when B. where C. who D. what
8. The idea ______ we can learn from each other is very good.
A. which B. that C. what D. where
9. It is not clear ______ he will agree or not.
A. if B. whether C. that D. what
10. The fact ______ the earth moves around the sun is well known.
A. that B. which C. where D. when
11. Can you tell me ______ you are waiting for?
A. who B. whom C. whose D. which
12. I don’t know ______ he is right.
A. if B. whether C. that D. what
13. The question ______ we need more time is being discussed.
A. whether B. if C. that D. what
14. It is said ______ he has gone abroad.
A. that B. which C. where D. when
15. The book ______ I bought yesterday is very interesting.
A. that B. which C. where D. when
16. It is important ______ we should study hard.
A. that B. which C. where D. when
17. The teacher asked ______ the students were ready.
A. if B. whether C. that D. what
18. It is a fact ______ water freezes at 0°C.
A. that B. which C. where D. when
19. Do you know ______ he lives?
A. where B. which C. who D. what
20. The news ______ our team won the game made us very happy.
A. that B. which C. where D. when
21. It is a pity ______ you didn’t try your best.
A. that B. which C. where D. when
22. The suggestion ______ we should have a party is excellent.
A. that B. which C. where D. when
23. I don’t know ______ he will go or not.
A. if B. whether C. that D. what
24. The book ______ I borrowed yesterday is very interesting.
A. that B. which C. where D. when
25. It is certain ______ he will pass the exam.
A. that B. which C. where D. when
26. The question ______ we should continue the experiment is under discussion.
A. whether B. if C. that D. what
27. It is reported ______ he has been ill for a week.
A. that B. which C. where D. when
28. The teacher said ______ the earth moves around the sun.
A. that B. which C. where D. when
29. It is necessary ______ we should finish the task on time.
A. that B. which C. where D. when
30. The question ______ we need more time is being discussed.
A. whether B. if C. that D. what
以上就是30道关于名词性从句的练习题，希望大家能够通过这些题目巩固所学知识，并提高解题能力。名词性从句的学习需要多做练习和总结，希望同学们能够在实践中不断进步！
