Unit 3 知识点 Grammar Focus语法讲义 2026-2027学年人教版九年级英语上册

本初中英语九年级上册Unit3语法讲义聚焦宾语从句核心知识点，系统梳理that引导陈述句（口语中可省略）、if/whether引导一般疑问句（whether常与or not连用）的用法，通过语法结构总结搭建清晰学习支架。 该资料特色在于融入华罗庚学习故事，结合高频短语中英互译及多样练习（填空、选择、短文完成等），既提升语言能力（从句理解与表达），又通过故事培养学习能力（自学方法）和思维品质（分析应用）。课中辅助教师系统教学，课后帮助学生巩固查漏。

九年级英语上册Unit3知识点-Grammar Focus语法讲义 【要点】 1. 宾语从句 (Object clauses) 宾语从句在句子中充当宾语，通常由连接词引导。常见连接词有：that，if / whether。 - I believe (that) reading is important for learning. 我相信阅读对学习很重要。 - I think (that) the best way is to do maths problems. 我认为最好的方法是做数学题。 - Peter finds (that) he can connect physics with something in real life. 彼得发现他可以将物理与现实生活联系起来。 - I wonder if / whether you could help me. 我想知道你是否能帮我。 - I want to know if / whether you read English books outside class. 我想知道你课外是否读英语书。 2. 连接词 that 当宾语从句是陈述句时，用 that 引导。that 在口语和非正式写作中常可省略。 - Jim doesn‘t know whether he can take part in the research project or not. Jim不知道他能否参加这个研究项目。 - whether 常与 or not 连用，if 一般不直接与 or not 连用。 3. 连接词 if / whether 当宾语从句是一般疑问句时，用 if 或 whether 引导，表示“是否”。 - My parents think that they need to be stricter about my studies. 我父母认为他们需要对我的学习更严格。 - think 的宾语从句用 that 引导。 - Ms Gao understands that some students need more time to improve. 高老师理解有些学生需要更多时间来进步。 - Terry wonders whether it will be easy to study courses on AI. Terry想知道学习人工智能课程是否会容易。 - Could you tell me whether this sentence is correct in English? 你能告诉我这个英语句子是否正确吗？ 4. 华罗庚的学习故事 - As a youth, Hua Luogeng left high school to support his family. 年轻时，华罗庚离开高中去养家糊口。 - youth n. 青年时期 - support v. 养家糊口 - However, he loved maths and did not want to give up learning. 然而，他热爱数学，不想放弃学习。 - give up doing 放弃做某事 - He wondered whether there was a way to continue learning. 他想知道是否有继续学习的方法。 - continue doing 继续做某事 - Finally, he decided to teach himself by studying maths books. 最后，他决定通过自学数学书籍来学习。 - teach oneself 自学 - by studying 通过研究 - Hua Luogeng later introduced a reading and learning method to young learners. 华罗庚后来向年轻学习者介绍了一种阅读和学习方法。 - introduce... to... 向……介绍…… - He suggested that learners should read and take notes very carefully, then summarize the key points. 他建议学习者应该非常仔细地阅读和做笔记，然后总结重点。 - suggest that + 从句 建议…… - summarize v. 总结 - He once said, “A book starts heavy and thick but becomes thinner as you understand it better.” 他曾说过：“一本书开始时又重又厚，但随着你理解得更好，它变得越来越薄。” - heavy adj. 重的 - thick adj. 厚的 - thin adj. 薄的 - It is hard to believe that such a talent also failed exams in school. 很难相信这样一位天才在学校也会考试不及格。 - It is hard to believe that... 很难相信…… - talent n. 天才 - fail exams 考试不及格 - He said that learning had many challenges and it was important to take things step by step. 他说学习有很多挑战，一步一步来很重要。 - challenge n. 挑战 - step by step 一步一步地 【语法结构总结】 that 引导陈述句作宾语 I believe (that) reading is important. if / whether 引导一般疑问句作宾语，表示“是否” I wonder if / whether you can help me. 注意： - that 在口语和非正式写作中常可省略 - whether 常与 or not 连用，if 一般不直接与 or not 连用 - 宾语从句要用陈述句语序 【高频短语汇总】中英互译 1. give up doing __________ 2. __________ 放弃做某事 3. continue doing __________ 4. __________ 继续做某事 5. teach oneself __________ 6. __________ 自学 7. introduce... to... __________ 8. __________ 向……介绍…… 9. suggest that + 从句 __________ 10. __________ 建议…… 11. It is hard to believe that... __________ 12. __________ 很难相信…… 13. fail exams __________ 14. __________ 考试不及格 15. step by step __________ 16. __________ 一步一步地 17. take notes __________ 18. __________ 做笔记 19. key points __________ 20. __________ 重点 21. in real life __________ 22. __________ 在现实生活中 【综合练习】 一、用 that 或 whether / if 填空 1. Jim doesn‘t know ________ he can take part in the research project or not. 2. My parents think ________ they need to be stricter about my studies. 3. Ms Gao understands ________ some students need more time to improve. 4. Terry wonders ________ it will be easy to study courses on AI. 5. Could you tell me ________ this sentence is correct in English? 6. I believe ________ reading is important for learning. 7. I think ________ the best way is to do more exercises. 8. Peter finds ________ he can connect physics with something real. 9. I wonder ________ you could help me with my English. 10. I want to know ________ you read English books outside class. 二、用所给词的正确形式填空 1. Hua Luogeng left high school ________ (support) his family. 2. He did not want to give up ________ (learn). 3. He wondered whether there ________ (be) a way to continue learning. 4. He decided ________ (teach) himself by studying maths books. 5. He suggested that learners ________ (read) and take notes carefully. 6. He said that learning ________ (have) many challenges. 7. It is hard ________ (believe) that such a talent also failed exams. 8. A book starts heavy and thick but ________ (become) thinner as you understand it better. 三、根据汉语意思完成句子 1. 我相信阅读对学习很重要。 I ________ reading is important for learning. 2. 我认为最好的方法是做更多的练习。 I ________ the best way is to do more exercises. 3. 彼得发现他可以将物理与现实生活联系起来。 Peter ________ he can connect physics with real life. 4. 我想知道你是否能帮我。 I ________ if you could help me. 5. 我想知道你课外是否读英语书。 I want to ________ if you read English books outside class. 6. 他想知道是否有继续学习的方法。 He ________ whether there was a way to continue learning. 7. 他建议学习者应该仔细阅读和做笔记。 He ________ that learners should read and take notes carefully. 8. 很难相信这样一位天才在学校也会考试不及格。 It is ________ to believe that such a talent also ________ exams. 四、单项选择 ( ) 1. I believe ________ reading is important for learning. A. that B. if C. whether D. what ( ) 2. I wonder ________ you could help me. A. that B. if C. what D. which ( ) 3. Jim doesn‘t know ________ he can take part in the project or not. A. that B. if C. whether D. what ( ) 4. My parents think ________ they need to be stricter. A. that B. if C. whether D. what ( ) 5. He did not want to give up ________. A. learn B. learns C. learning D. learned ( ) 6. He decided to teach ________ by studying maths books. A. him B. himself C. his D. he ( ) 7. He suggested that learners ________ take notes carefully. A. should B. will C. would D. could ( ) 8. It is hard to believe that such a talent also ________ exams. A. passed B. failed C. took D. gave ( ) 9. A book starts heavy and thick but becomes ________ as you understand it better. A. heavy B. thick C. thinner D. thicker ( ) 10. He said that learning had many ________. A. challenge B. challenges C. challenged D. challenging 五、用所给句子部分完成短文 A. by studying maths books B. He suggested that C. He wondered whether D. learning had many challenges E. It is hard to believe As a youth, Hua Luogeng left high school to support his family. However, he loved maths and did not want to give up learning. (1) ________ there was a way to continue learning. Finally, he decided to teach himself (2) ________. Hua Luogeng later introduced a reading and learning method to young learners. (3) ________ learners should read and take notes very carefully, then summarize the key points. He once said, “A book starts heavy and thick but becomes thinner as you understand it better.” As an active learner, Hua Luogeng stayed positive no matter what difficulties he met in his life and studies. (4) ________ that such a talent also failed exams in school, but that was true for him. He said that (5) ________ and it was important to take things step by step. 六、将下列句子改为宾语从句 1. Reading is important for learning. (I believe) ________ 2. The best way is to do more exercises. (I think) ________ 3. He can connect physics with real life. (Peter finds) ________ 4. Could you help me with my English? (I wonder) ________ 5. Do you read English books outside class? (I want to know) ________ 【答案】 一、 1. whether 2. that 3. that 4. whether/if 5. whether/if 6. that 7. that 8. that 9. if/whether 10. if/whether 二、 1. to support 2. learning 3. was 4. to teach 5. should read 6. had 7. to believe 8. becomes 三、 1. believe that 2. think that 3. finds that 4. wonder 5. know 6. wondered 7. suggested 8. hard, failed 四、 1. A 2. B 3. C 4. A 5. C 6. B 7. A 8. B 9. C 10. B 五、 1. C 2. A 3. B 4. E 5. D 六、 1. I believe (that) reading is important for learning. 2. I think (that) the best way is to do more exercises. 3. Peter finds (that) he can connect physics with real life. 4. I wonder if/whether you could help me with my English. 5. I want to know if/whether you read English books outside class. 1 学科网（北京）股份有限公司 $