Unit 1 Let's be friends -Grammar知识点清单＆同步训练 2025-2026学年仁爱科普版七年级英语上册

Unit 1 Let’s be friends ⭐Grammar知识点清单 一、知识点清单 （一）核心语法 1：人称代词主格（Personal pronouns, subjective case） 1. 人称代词主格列表 人称 单数 复数 第一人称 I（我） we（我们） 第二人称 you（你） you（你们） 第三人称 he（他）/she（她）/it（它） they（他们 / 她们 / 它们） 2. 核心用法 · 功能：在句子中作主语，放在句首或谓语动词前。 · 例句： · I am Lingling. · You are in Class 6. · She is Xiao Ya. · He is 12 years old. · We are good friends. · They are from China. · It is a cute dog. （二）核心语法 2：一般现在时（I）——be 动词用法 1. be 动词的形式与用法 主语 be 动词 例句 I am I am Li Xiang. he/she/it is She is Xiao Ya. It is a cute dog. we/you/they are We are classmates. You are in Class 6. 2. 肯定句、否定句、一般疑问句及回答 句式 结构 例句 肯定句 主语 + be 动词 + 其他 I am in Class One. / She is lovely. 否定句 主语 + be 动词 + not + 其他 I am not in Class One. / He isn’t tall. 一般疑问句 Be 动词 + 主语 + 其他？ Are you in Class Three? / Is he your classmate? 肯定回答 Yes, 主语 + be 动词. Yes, I am. / Yes, she is. 否定回答 No, 主语 + be 动词 + not. No, he isn’t. / No, they aren’t. 3. 缩写形式（常考点） · I am → I’m · He/She/It is → He’s/She’s/It’s · We/You/They are → We’re/You’re/They’re · I am not → I’m not · He/She/It is not → He/She/It isn’t · We/You/They are not → We/You/They aren’t （三）核心词汇与句型 类别 词汇 / 句型 例句 自我介绍 My name is… / I am… My name is Li Mei. I am Li Xiang. 询问班级 Are you in Class…? / What class are you in? Are you in Class Three? I am in Class Six. 询问身份 Is that boy your classmate? Is that boy our classmate, too? No, he isn’t. 描述信息 I am… years old. / I am from… / I like… I am 12 years old. I am from Beijing. 同步练习（语法专项） 一、单项选择（共 10 小题，每小题 1 分，共 10 分） 从 A、B、C、D 四个选项中选出最佳答案。 1. — What’s your name? — ______ Li Mei. A. I B. I’m C. My D. Me 2. ______ is Xiao Ya. ______ is in Class Six. A. She; She B. He; He C. It; It D. We; We 3. My sister and I are good friends. ______ are in the same class. A. We B. They C. You D. I 4. The cat is black. ______ is a little black cat. A. It B. He C. She D. They 5. — Are you in Class Three? — ______. I’m in Class Six. A. Yes, I am B. No, I’m not C. Yes, we are D. No, we aren’t 6. He ______ my classmate. His name is Li Xiang. A. am B. is C. are D. be 7. — Is that boy your classmate? — No, he ______. He is in Class One. A. is B. isn’t C. are D. aren’t 8. My friends and I ______ from China. A. am B. is C. are D. be 9. ______ often dance together. A. Sarah and Tom B. Sarah C. Tom D. He 10. I ______ 12 years old. My brother ______ 10 years old. A. am; is B. is; is C. are; is D. am; are 二、句型转换（共 5 小题，每小题 2 分，共 10 分） 按要求完成句子，每空一词。 11. I am in Class One, Grade Seven.（改为否定句） I ______ ______ in Class One, Grade Seven. 12. She is from America.（改为一般疑问句并作肯定回答） — ______ she from America? — Yes, ______ ______. 13. They are my classmates.（改为一般疑问句并作否定回答） — ______ they your classmates? — No, ______ ______. 14. He is tall and strong.（改为否定句） He ______ tall ______ strong. 15. We are good friends.（改为单数句） ______ ______ good friend. 三、选词填空（共 10 小题，每小题 1 分，共 10 分） 从方框中选择合适的人称代词主格填空. I, you, he, she, it, we, they 16. This is a dog. ______ is very cute. 17. ______ am a student in Grade Seven. 18. Meimei and I are in Class One. ______ are classmates. 19. Xiao Ya and Meimei like music. ______ often listen to music together. 20. Wang Junfeng is tall. ______ likes playing football. 21. — Are ______ in Class Three? — Yes, I am. 22. Sarah is from America. ______ is lovely. 23. Tom is Sarah’s brother. ______ likes singing. 24. Sarah and Tom like dancing. ______ often dance together. 25. My family and ______ are from China. 四、情景对话（共 5 小题，每小题 2 分，共 10 分） 根据对话内容，从方框中选择合适的句子补全对话，有两项多余。 A: Hello! My name is Li Mei. What’s your name? B: 26. ______ A: Hi, Li Xiang. 27. ______ B: Yes, I am. A: Great! 28. ______ B: No, he isn’t. He is in Class One. A: Oh, I see. 29. ______ B: He is my friend, Tom. A: 30. ______ B: He is 12 years old. A. I am Li Xiang. B. Are you in Class Three? C. Is that boy our classmate, too? D. Who is that boy? E. How old is he? F. Where is he from? G. Nice to meet you. 五、阅读理解（共 5 小题，每小题 2 分，共 10 分） 阅读短文，选择最佳答案。 This is my friend, Sarah Hill. She is from America. She is lovely. Sarah has a brother, Tom Hill. He is very tall. He likes singing and dancing. Sarah likes dancing, too. They often dance together. 31. Sarah is from ______. A. China B. America C. England D. Canada 32. Sarah is ______. A. tall B. lovely C. strong D. quiet 33. Tom is Sarah’s ______. A. brother B. classmate C. friend D. cousin 34. Tom likes ______. A. singing only B. dancing only C. singing and dancing D. reading 35. ______ often dance together. A. Sarah B. Tom C. Sarah and Tom D. Sarah’s friends 参考答案与解析 一、单项选择 1. B（自我介绍用 I’m…） 2. A（Xiao Ya 是女生，用 she） 3. A（“我和妹妹” 是复数，用 we） 4. A（指代 cat 用 it） 5. B（否定回答，主语是 I，用 No, I’m not） 6. B（主语 he 是第三人称单数，用 is） 7. B（否定回答，主语 he 用 isn’t） 8. C（主语是复数，用 are） 9. A（谓语动词 dance 是原形，主语应为复数） 10. A（主语 I 用 am，主语 my brother 用 is） 二、句型转换 11. am not 12. Is; she is 13. Are; they aren’t 14. isn’t; or 15. I am a 三、选词填空 16. It 17. I 18. We 19. They 20. He 21. you 22. She 23. He 24. They 25. I 四、情景对话 26. A 27. B 28. C 29. D 30. E 五、阅读理解 31. B（原文：She is from America.） 32. B（原文：She is lovely.） 33. A（原文：Sarah has a brother, Tom Hill.） 34. C（原文：He likes singing and dancing.） 35. C（原文：They often dance together.） 学科网（北京）股份有限公司 $