选择合适的句子，将对话补充完整，将字母编号填在横线上。

A: ________________________________________________?
B: There is a river, a bridge and a mountain.
A: _________________________________________________?
B: Yes, there are many trees in it. .
A: __________________________________________________?
B:  No, there aren’t any flowers near the river..
A: ___________________________________________________?
B: Yes, I like the nature park.
A:  Why do you like it?
B: _________________________________________.