Rain Theory is the personification of the poet Zheng Chouyu who poured out his "love" to the children living on the land of China through the spring rain. It is a touching love song sung by the poet's heart. With the rain as the central image, the whole poem opens and closes, forming a "Spring Rain Symphony" full of joy from display (the first section) to expansion (the second to seventh sections) to summary (the eighth section). In the poet's works, "rain" and other things are endowed with the spirituality of life and become a very beautiful, magical, affectionate and just existence, which makes people feel kind, lovely, lively and full of interest.

This poem is fresh and lively, with a cheerful rhythm. It combines elegant words and lively spoken language, and is especially suitable for reciting. In the teaching of reading text, students should be guided to strengthen reading and express the image of "rain" with appropriate tone and intonation. The focus of learning is to guide students to grasp the key sentences in the poem, understand the artistic expression of personification in the poem, and use the method of evaluation and appreciation in the teaching of symbolic meaning of "rain" image to fully activate students' thinking in images, go deep into the situation and grasp the connotation and characteristics of the poem. The content of activity inquiry can penetrate into the unit comprehensive study of "talking about rain", enrich students' spiritual perception and experience the charm of nature.

"Rain" said she was coming; She is a gentle and kind messenger of love; She came quietly, and the children should not refuse her arrival; She, from a distant place; She grew up with a lucky smile. Rain said that when she came, she would never go back. When the children learned to laugh freely, she also had a happy rest. These words express that the old people in China are willing to make every effort and pay all the costs in order to make their children grow up carefree, healthy and happy.