根据句意及首字母提示填空。
1. There is a lot of food and fruits in the r____.
2. I want to book a standard room with two s____ beds.
3. Hello, Wei Hua! Did you receive a p____? I wrote something on it and I sent it to you yesterday.
4. In A____, most people have light skin, but in Africa, lots of people have dark skin.
5. There are four g____ in our school. It's their duty to keep the school safe.