学进去

You may think there is only sand in the desert of the world, but it is not true. In the desert, as we know, there is a little ____ and it is not ____ for most plants. Still we can see some plants live in the desert.

There is ____ in some places in the deserts. We ____ these places oases(绿洲). In the oases, there are villages and towns. People grow ____ kinds of vegetables and rice in the fields there. People ____ live outside the oases. They have camels, sheep and other animals. These animals live ____ the desert plants for their food and do not need any water. The ____ are useful to the desert people in many ways. They eat the ____ and drink the milk of the animals. They ____ the camels for carrying water, food, and ____ .

The people of the desert have to keep ____ from place to place. They must always look ____ grass or desert plants for their animals. When there ____ no more food for their animals, they move to another place. The desert people are ____ Every one in the desert likes to help the people in trouble and give them food and water.

假设你是李华，你的学校在上周五举行了“科学日”（Science Day）活动。你的外国朋友Tom对此很感兴趣并希望了解更多的信息。请你根据以下内容写一封电子邮件

How is it going? I am writing to tell you about the Science Day in our school.

I hope to hear from you soon.

Best wishes,

Li Hua