你是否也曾对英语中的 "don't" 和 "doesn't" 感到困惑？明明都是 "do" 的否定形式，却总是在使用时犹豫不决。别担心，你不是一个人！这篇文章将带你彻底搞懂 "don't" 和 "doesn't" 的区别，从此告别语法错误，自信地说一口流利英语！
"Don't" 和 "Doesn't"：傻傻分不清楚？
"Don't" 是 "do not" 的缩写，而 "doesn't" 则是 "does not" 的缩写。它们都是用于否定句的助动词，表示 "不" 的意思。那么，它们的区别究竟在哪里呢？
关键在于主语！
- 当句子的主语是 I ， you , we , they 或复数名词时，使用 "don't"。
例如：
- I don't like coffee.
- You don't have to go.
- We don't speak Spanish.
- They don't eat meat.
- The students don't understand the lesson.
- 当句子的主语是 he , she , it 或单数名词时，使用 "doesn't"。
例如：
- He doesn't like coffee.
- She doesn't have to go.
- It doesn't matter.
- The cat doesn't like water.
小技巧助你轻松记忆！
- 可以将 "he"、"she"、"it" 看作一家人，他们都使用 "doesn't"。
- 除了 "he"、"she"、"it" 以外，其他主语都用 "don't"。
练习巩固
请根据句子的主语选择正确的词语填空：
1. He ____ (don't/doesn't) play the piano.
2. We ____ (don't/doesn't) have any pets.
3. The train ____ (don't/doesn't) arrive until 8 pm.
答案：
1. doesn't
2. don't
3. doesn't
拓展：疑问句中的"Don't" 和 "Doesn't"
在构成否定疑问句时， "don't" 和 "doesn't" 的用法规则与陈述句相同。
例如：
- Don't you like chocolate?
- Doesn't she speak English?
掌握了这些简单的规则，相信你已经能轻松区分 "don't" 和 "doesn't" 了。在日常生活中多加练习，将它们运用到实际对话中，你就能更加熟练地使用，说出一口地道、流利的英语！
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