根据所给中文和句意，用单词的正确形式填空。

1. Many __________ (地区) in Yunnan are short (缺乏) of water and food.

2. The man is running __________ (朝着) the shop.

3. __________ (顾客) will go to "Da Tonghua" to buy things this Sunday.

4. He can climb the tall tree __________ (用) the ladder.

5. It is __________ (云), I think it is going to rain.