定义 / 说明
我们也可以在否定句和疑问句里使用 there is / there are。这样可以表达某物不存在、不在场，或询问它是否存在。单数名词用 there isn't，复数名词用 there aren't。在疑问句里，通常变为 Is there...? 或 Are there...?
关键规则
- 单数名词用 there isn't 或 there is not。
- 复数名词用 there aren't 或 there are not。
- 疑问句用 Is there...? 和 Are there...?
- 否定句和疑问句里常用 any：There isn't any milk.
- 简短回答很常见：Yes, there is. / No, there aren't.
例句
- There isn't a bus stop near my house. - 我家附近没有公交站。
- There aren't any clean cups. - 没有干净的杯子。
- Is there a toilet here? - 这里有洗手间吗？
- Are there any eggs in the fridge? - 冰箱里有鸡蛋吗？
- There is not a problem now. - 现在没有问题。
常见错误
- ❌ There don't have any chairs. -> ✅ There aren't any chairs.
- ❌ Is there any tickets? -> ✅ Are there any tickets?
- ❌ There isn't books on the desk. -> ✅ There aren't books on the desk.