同步语法讲解（物主代词）--2025-2026学年人教版七年级英语下册

物主代词 (语法讲解+分层精炼） 目 录 一、语法讲解 1 （一）物主代词概念 1 （二）物主代词分类及用法 1 1. 形容词性物主代词 1 2. 名词性物主代词 2 （三）特别注意事项 2 1. its与it's的区别 2 2. 名词性物主代词常用结构 2 3. 形容词性物主代词使用口诀 2 二、中考题型练习（30道） 2 （一）单项选择（15题） 3 （二）完形填空（10题） 4 （三）句型转换（5题） 4 一、语法讲解 （一）物主代词概念 物主代词是表示所有关系的代词，分为形容词性物主代词和名词性物主代词两种。 （二）物主代词分类及用法 1. 形容词性物主代词 人称 单数 复数 第一人称 my (我的) our (我们的) 第二人称 your (你的) your (你们的) 第三人称 his (他的) her (她的) its (它的) their (他们的) 用法特点： （1）必须后接名词，不能单独使用 （2）相当于形容词，在句中作定语 （3）与名词之间不能加冠词或this, that等词 例句： This is my book. (这是我的书。) Her mother is a teacher. (她妈妈是老师。) 2. 名词性物主代词 人称 单数 复数 第一人称 mine (我的) ours (我们的) 第二人称 yours (你的) yours (你们的) 第三人称 his (他的) hers (她的) its (它的) theirs (他们的) 用法特点： （1）相当于“形容词性物主代词+名词” （2）可单独作主语、宾语或表语 （3）避免名词重复使用 例句对比： This book is mine. = This book is my book. Your bag is red, and mine is blue. (mine = my bag) （三）特别注意事项 1. its与it's的区别： its是物主代词“它的” it's是it is或it has的缩写 2. 名词性物主代词常用结构： a friend of mine (我的一个朋友) This pen is yours. (这支笔是你的) 3. 形容词性物主代词使用口诀： “我的my，你的your，男他his，女她her，动物它用its” “我们的our，你们的your，他们她们和它们，统统都是their” 二、中考题型练习（30道） （一）单项选择（15题） 1. This is not ______ book. ______ is on the desk. A. my; Mine B. mine; My C. my; My D. mine; Mine 2. — Is this your ruler? — No, it's not ______. It's ______. A. my; her B. mine; hers C. me; hers D. mine; her 3. We love ______ school very much. A. we B. our C. us D. ours 4. The dog wagged ______ tail when it saw ______ owner. A. its; its B. it's; it's C. its; it's D. it's; its 5. These pencils are not ______. They are ______. A. yours; her B. your; hers C. yours; hers D. your; her 6. — Whose bike is this? — It's ______. My father bought it for me. A. my B. mine C. me D. I 7. Every student should do ______ homework by ______. A. their; themselves B. his; himself C. their; himself D. his; themselves 8. She is a friend of ______. A. my sister B. my sisters C. my sister's D. my sisters' 9. Our classroom is bigger than ______. A. they B. their C. theirs D. them 10. Please help ______ to some fish, children. A. you B. your C. yourself D. yourselves 11. — Is this pen ______? — Yes, it's ______. A. your; mine B. yours; my C. yours; mine D. your; my 12. The cat is washing ______ face. A. it B. it's C. its D. itself 13. This is ______ room. It's clean and tidy. A. Lucy and Lily's B. Lucy's and Lily's C. Lucy and Lily D. Lucy's and Lily 14. — Are these books ______? — No, they are not ______. A. your; my B. yours; mine C. yours; my D. your; mine 15. He lost ______ pen. Can you lend him ______? A. his; your B. his; yours C. him; your D. him; yours （二）完形填空（10题） Mary and Tom are twins. They share a room. The big desk near the window is 1 They study there every day. On the desk, there are some books. The English books are 2, and the math books are 3. Mary has a red pencil box. It's 4. Tom's pencil box is blue. That's 5. Their parents bought two new bikes for them yesterday. Mary likes 6 bike very much. Tom likes 7, too. They say, "We must take good care of 8 bikes." Today, their friend Lucy comes to visit. She says, "Your room is so tidy! 9 room is always messy." Mary smiles and says, "You can learn from 10." 1. A. they B. their C. theirs D. them 2. A. Mary B. Mary's C. Marys' D. Marys 3. A. Tom B. Toms C. Tom's D. Toms' 4. A. she B. her C. hers D. herself 5. A. he B. him C. his D. himself 6. A. she B. her C. hers D. herself 7. A. him B. his C. he D. himself 8. A. we B. our C. us D. ours 9. A. I B. me C. my D. mine 10. A. we B. our C. us D. ours （三）句型转换（5题） 1. This is my book. (改为同义句) This book ______ ______. 2. Her dress is red. My dress is blue. (合并为一句) Her dress is red, and ______ is blue. 3. That bike belongs to him. (改为同义句) That bike is ______. 4. These are their rooms. (改为单数句) This is ______ ______. 5. Is this pen yours? (改为同义句) Is this ______ ______? 答案与解析 （一） 答案： 1-5: ABBAC 6-10: BBCCD 11-15: CCABB 解析： 1. A 第一个空修饰名词用形容词性物主代词my，第二个空作主语用名词性物主代词mine 2. B 第一个空作表语用名词性物主代词mine，第二个空作表语用hers 3. B 修饰名词school用形容词性物主代词our 4. A 两个空都表示“它的”，用its；it's是it is的缩写 5. C 两个空都作表语，用名词性物主代词yours和hers 6. B 作表语用名词性物主代词mine 7. B 第一个空用his泛指每个学生，第二个反身代词用himself 8. C "a friend of + 名词性物主代词"结构 9. C than theirs = than their classroom，用名词性物主代词 10. D help yourselves是固定短语，对复数children说 11. C 第一个空作表语用yours，第二个空作表语用mine 12. C "它的脸"用its，形容词性物主代词修饰face 13. A Lucy和Lily共有的房间，只在最后一个名词后加's 14. B 第一个空作表语用yours，第二个空作表语用mine 15. B 第一个空修饰名词用his，第二个空用yours相当于your pen （二）答案： 1-5: BBCCC 6-10: BBBCA 解析： 1. C theirs = their desk，名词性物主代词作表语 2. B Mary的英语书，用名词所有格Mary's 3. C Tom的数学书，用名词所有格Tom's 4. C 作表语用名词性物主代词hers = her pencil box 5. C 作表语用名词性物主代词his = his pencil box 6. B 修饰名词bike用形容词性物主代词her 7. B 作宾语用名词性物主代词his = his bike 8. B 修饰名词bikes用形容词性物主代词our 9. C 修饰名词room用形容词性物主代词my 10. A learn from us"向我们学习"，用人称代词宾格 （三）答案与解析： 1. is mine （名词性物主代词作表语） 2. mine （用mine代替my dress避免重复） 3. his （名词性物主代词作表语） 4. his/her room （their是复数，单数对应his或her） 5. your pen （yours = your pen） 1 学科网（北京）股份有限公司 $ 物主代词 (语法讲解+分层精炼） 目 录 一、语法讲解 1 （一）物主代词概念 1 （二）物主代词分类及用法 1 1. 形容词性物主代词 1 2. 名词性物主代词 2 （三）特别注意事项 2 1. its与it's的区别 2 2. 名词性物主代词常用结构 2 3. 形容词性物主代词使用口诀 2 二、中考题型练习（30道） 2 （一）单项选择（15题） 2 （二）完形填空（10题） 4 （三）句型转换（5题） 4 一、语法讲解 （一）物主代词概念 物主代词是表示所有关系的代词，分为形容词性物主代词和名词性物主代词两种。 （二）物主代词分类及用法 1. 形容词性物主代词 人称 单数 复数 第一人称 my (我的) our (我们的) 第二人称 your (你的) your (你们的) 第三人称 his (他的) her (她的) its (它的) their (他们的) 用法特点： （1）必须后接名词，不能单独使用 （2）相当于形容词，在句中作定语 （3）与名词之间不能加冠词或this, that等词 例句： This is my book. (这是我的书。) Her mother is a teacher. (她妈妈是老师。) 2. 名词性物主代词 人称 单数 复数 第一人称 mine (我的) ours (我们的) 第二人称 yours (你的) yours (你们的) 第三人称 his (他的) hers (她的) its (它的) theirs (他们的) 用法特点： （1）相当于“形容词性物主代词+名词” （2）可单独作主语、宾语或表语 （3）避免名词重复使用 例句对比： This book is mine. = This book is my book. Your bag is red, and mine is blue. (mine = my bag) （三）特别注意事项 1. its与it's的区别： its是物主代词“它的” it's是it is或it has的缩写 2. 名词性物主代词常用结构： a friend of mine (我的一个朋友) This pen is yours. (这支笔是你的) 3. 形容词性物主代词使用口诀： “我的my，你的your，男他his，女她her，动物它用its” “我们的our，你们的your，他们她们和它们，统统都是their” 二、中考题型练习（30道） （一）单项选择（15题） 1. This is not ______ book. ______ is on the desk. A. my; Mine B. mine; My C. my; My D. mine; Mine 2. — Is this your ruler? — No, it's not ______. It's ______. A. my; her B. mine; hers C. me; hers D. mine; her 3. We love ______ school very much. A. we B. our C. us D. ours 4. The dog wagged ______ tail when it saw ______ owner. A. its; its B. it's; it's C. its; it's D. it's; its 5. These pencils are not ______. They are ______. A. yours; her B. your; hers C. yours; hers D. your; her 6. — Whose bike is this? — It's ______. My father bought it for me. A. my B. mine C. me D. I 7. Every student should do ______ homework by ______. A. their; themselves B. his; himself C. their; himself D. his; themselves 8. She is a friend of ______. A. my sister B. my sisters C. my sister's D. my sisters' 9. Our classroom is bigger than ______. A. they B. their C. theirs D. them 10. Please help ______ to some fish, children. A. you B. your C. yourself D. yourselves 11. — Is this pen ______? — Yes, it's ______. A. your; mine B. yours; my C. yours; mine D. your; my 12. The cat is washing ______ face. A. it B. it's C. its D. itself 13. This is ______ room. It's clean and tidy. A. Lucy and Lily's B. Lucy's and Lily's C. Lucy and Lily D. Lucy's and Lily 14. — Are these books ______? — No, they are not ______. A. your; my B. yours; mine C. yours; my D. your; mine 15. He lost ______ pen. Can you lend him ______? A. his; your B. his; yours C. him; your D. him; yours （二）完形填空（10题） Mary and Tom are twins. They share a room. The big desk near the window is 1 They study there every day. On the desk, there are some books. The English books are 2, and the math books are 3. Mary has a red pencil box. It's 4. Tom's pencil box is blue. That's 5. Their parents bought two new bikes for them yesterday. Mary likes 6 bike very much. Tom likes 7, too. They say, "We must take good care of 8 bikes." Today, their friend Lucy comes to visit. She says, "Your room is so tidy! 9 room is always messy." Mary smiles and says, "You can learn from 10." 1. A. they B. their C. theirs D. them 2. A. Mary B. Mary's C. Marys' D. Marys 3. A. Tom B. Toms C. Tom's D. Toms' 4. A. she B. her C. hers D. herself 5. A. he B. him C. his D. himself 6. A. she B. her C. hers D. herself 7. A. him B. his C. he D. himself 8. A. we B. our C. us D. ours 9. A. I B. me C. my D. mine 10. A. we B. our C. us D. ours （三）句型转换（5题） 1. This is my book. (改为同义句) This book ______ ______. 2. Her dress is red. My dress is blue. (合并为一句) Her dress is red, and ______ is blue. 3. That bike belongs to him. (改为同义句) That bike is ______. 4. These are their rooms. (改为单数句) This is ______ ______. 5. Is this pen yours? (改为同义句) Is this ______ ______? 1 学科网（北京）股份有限公司 $