【名词性从句专项练习题及答案含答案解析】在英语语法学习中,名词性从句是一个非常重要的知识点。它不仅在考试中频繁出现,而且在实际语言运用中也具有广泛的应用价值。为了帮助同学们更好地掌握这一语法点,本文将提供一套关于名词性从句的专项练习题,并附有详细的答案解析,便于理解和巩固。
一、选择题(每题只有一个正确选项)
1. I don’t know ______ he will come tomorrow.
A. that
B. if
C. whether
D. what
2. The teacher asked ______ we had finished our homework.
A. that
B. if
C. whether
D. what
3. She is not sure ______ she should go to the party.
A. that
B. if
C. whether
D. what
4. He said ______ he would call me later.
A. that
B. if
C. whether
D. what
5. Do you know ______ the meeting starts?
A. that
B. if
C. whether
D. when
二、填空题
6. I wonder ______ he is coming to the party.
(提示:从句作宾语)
7. She asked me ______ I had seen her book.
(提示:从句作宾语)
8. The question is ______ we should go now or wait.
(提示:从句作表语)
9. It is unclear ______ he will be able to attend the meeting.
(提示:从句作主语)
10. They discussed ______ they should take the job.
(提示:从句作宾语)
三、改错题(找出错误并改正)
11. I don’t know that he is coming.
(错误:that 引导的宾语从句是否需要保留?)
12. She asked if I have finished my work.
(错误:时态是否一致?)
13. The problem is that we don’t know where he is.
(错误:从句结构是否合理?)
14. He said that he will come tomorrow.
(错误:时态是否恰当?)
15. Do you know what time does the train leave?
(错误:语序是否正确?)
四、简答题
16. 请解释什么是名词性从句,并列举其四种类型。
17. 在使用“whether”和“if”引导宾语从句时,有哪些区别?
18. 为什么在某些情况下不能用“that”来引导名词性从句?
19. 如何判断一个从句是主语从句、宾语从句、表语从句还是同位语从句?
20. 举例说明名词性从句在句子中的不同功能。
五、参考答案与解析
一、选择题答案:
1. B / C(both are acceptable, but "if" is more common in informal contexts)
2. A(that 引导的宾语从句,不省略)
3. C(whether 引导的宾语从句,表示两种可能性)
4. A(that 引导的宾语从句)
5. D(when 引导的宾语从句,询问时间)
二、填空题答案:
6. whether / if
7. if / whether
8. whether
9. whether
10. whether
三、改错题答案:
11. 错误:that → whether / if
解析:当主句为一般现在时,从句可用 whether 或 if,但不能用 that。
12. 错误:have → had
解析:主句为过去时,从句应使用过去完成时。
13. 错误:that → whether
解析:从句表达一种不确定性,应用 whether 而不是 that。
14. 错误:will → would
解析:主句为过去时,从句应使用过去将来时。
15. 错误:does → does not 或调整语序
解析:疑问词引导的从句应使用陈述语序,即 “what time the train leaves”。
六、总结
名词性从句在英语中起着非常重要的作用,它能够充当句子的主语、宾语、表语或同位语。掌握其结构和用法,对于提高英语写作和阅读理解能力至关重要。通过本套练习题的训练,希望同学们能够进一步熟悉名词性从句的使用规则,并在实际中灵活运用。
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