选择dry up或dry out，并用其适当的形式填空。

1. The farmers pumped water to their fields to stop the soil ____.

2. The pool ____ in the late autumn.

3. The villagers had to wait for the sun to ____ the dirt road.

4. Don't leave the vegetable on the table, or it will ____.

下列我国著名的古城池中，城内街道、楼市、商店等均保留原有形制，是研究明代县城建制实物资料的古城为( )。

A．江苏南京城

B．陕西西安城

C．云南丽江城

D．山西平遥城