What did Heibulin say in the third grade of English reading primary school?
The story of the transformation of the heroine. The third grade of Heibulin English Reading Primary School tells the story of a little girl, Mary, who changed from an inferior girl to a lively, cheerful and intelligent girl in English. Heibulin English reading is a set of English graded reading materials suitable for students from the lower grades of primary schools to the second grades of high schools in China.