Answer:
Zhu Wenli a young female teacher in "A Decade", a short story written by Ha Jin, author of "Under the Red Flag" a portrayal of China during the Cultural Revolution which included oppressive laws, some related to sexual relationships and eroticism.
Zhu Wenli was concerned about being reported practicing Uigar folklore, which was forbidden at that time since non-revolutionary music was banned in the country; so basically what motivates her to sing revolutionary songs is her fear of being punished.
Explanation:
