1. There is a nature park in the city.
2. Is there a river in the park?
3. Yes, there is.
4. Is there a farm?
5. No, there isn't.
答案不唯一
1. There is a nature park in the city.
2. Is there a river in the park?
3. Yes, there is.
4. Is there a farm?
5. No, there isn't.
答案不唯一