在英语学习中，物主代词是表达所有权的重要工具之一。它可以帮助我们清晰地指代某人或某物的所有关系。为了帮助大家更好地掌握这一知识点，下面将通过一系列练习题来巩固对物主代词的理解和运用。
一、单项选择题
1. This is ________ book. I bought it yesterday.
A. my B. me C. mineD. myself
2. The bag on the table belongs to ___________.
A. theyB. their C. theirsD. them
3. These pens are not ___________. They belong to Tom.
A. yourB. yours C. yourself D. yourselves
4. Is this pencil case ___________? Yes, it’s ___________.
A. your; mine B. yours; mine C. yours; my D. you; my
5. The classroom is clean because it’s always kept tidy by ___________.
A. weB. our C. oursD. ourselves
二、填空题
6. This is ___________ car. It’s red and beautiful.
7. These shoes are ___________. Please take good care of them.
8. We should look after ___________ things carefully.
9. Look! That cat is sleeping on ___________ bed.
10. The library books are for ___________, so remember to return them on time.
三、改错题
11. The bike in the yard is theirs. (判断正误)
12. This house is my father’s. (改为同义句)
This house belongs to ___________.
13. My brother and I enjoy playing with our toys together. (改为单数形式)
___________ brother enjoys playing with ___________ toy.
四、综合运用题
14. 根据提示完成句子：
- 这是我的笔记本。
- 那些是你们的钢笔吗？
- 这本书不是我的，它是他的。
15. 写一段话描述你和你的家人拥有的物品，并使用至少三个不同的物主代词。
通过以上练习，相信同学们已经对物主代词有了更深刻的认识。物主代词分为形容词性物主代词（如my, your, his等）和名词性物主代词（如mine, yours, his等），它们各自有不同的用法和场合。希望大家能够灵活运用这些知识，在实际交流中更加得心应手！
