根据短文内容，完成下列句子。John: Look! This is my picture.
Mary: It's beautiful! Is it a nature park?
John: Yes, it is. There is lake in the park. There are many rivers and bridges.
Mary: Is there a forest in the park?
John: No, there isn't.
Mary: Are there any flowers?
John: Yes, there are. You can see many flowers on the grass.
Mary: Oh, yes. Then we can't run on the grass.
It's a nature 1____________. There is a 2____________ in it. There are many 3____________ and
4____________. But there isn't a 5____________. You can see many flower 6____________ 7____________
8____________. So we can't run 9____________ 10____________ grass. 1. park 2. lake 3. rivers 4. bridges 5. forest 6. on 7. the 8. grass 9. on 10. the