What does the author compare what bees and birds express?

Students, make the sentences lively. The classroom is like a nature, tables and chairs are arranged in a grid of beehives and nests, and students are arranged in an orderly way like bees and birds. Therefore, the author compares students to bees and birds, expresses vivid sentences and describes the appearance of bees, which makes both the author and readers sing * * * and improves readers' interest.