请阅读短文, 从每小题所给的四个选项中选出能回答所提问题或完成所给句子的最佳答案。At school, students learn some different subjects in the classroom. These days, a new subject becomes popular. That is school gardening(园艺). Students learn it outside the classroom. It is not only an interesting subject, but also a great way to keep healthy.
In the gardening class, students can learn a lot. When some young students have food, they always ask, "Where does the rice come from?" ▲ And they can learn to do things with their own hands. They can also learn some teamwork skills and care about nature , others and themselves!
The school garden doesn't have to be very big. Students can have a lot of fun in it. At first, teachers decide what vegetables to grow. Then they grow them with students. Carrots and tomatoes are their favorites because it is nice for them to get a carrot or a tomato, wash it and eat it right in the garden. Some vegetables are easy to grow, but others need a long time. This can teach students hard work pays off( 功夫不负有心人).
Gardening is an important subject. Students should learn it at school.