Why did the little hero Yulai give the letter to Aunt Du instead of Uncle Li?

Because little hero Yu Lai, after a series of experiences, thinks that only Du is the most credible, and giving her the letter is directly given to the organization.

Yu Lai is the hero in Little Hero Rain Lai, and the writer's characters. In order to cover the traffic police uncle Li, he fought bravely and tactfully against the enemy, praising Yu Lai's qualities of loving the motherland, being fearless of strong enemies and being witty and brave.

Extended data:

Xiao Jie Yu Lai mainly describes the twelve-year-old Yu Lai in the Shanxi-Chahar-Hebei border region as a child with strong swimming skills during the War of Resistance against Japanese Aggression period.

Once, uncle Li, a traffic policeman, hid in Yulai's house to avoid monsters. Yulai was caught by the devil to cover Uncle Li. He insisted on not telling Uncle Li where he was hiding. The devil pulled Yulai to the river and tried to kill Yulai. Unexpectedly, Yulai jumped into the river before the devil shot, and with superb swimming skills, she cleverly escaped from the devil's gun.

Rain is coming, which is a microcosm of children in eastern Hebei during the War of Resistance against Japanese Aggression period, including Hua Guan himself. In the novel, the story of swimming in the water, studying in the starry night and protecting the traffic police tactfully, the idyllic scenery of the duckling with the fragrance of reeds, and the vivid dialect are all true portrayal of Zhao Yan Dida in the surging national liberation war more than 50 years ago.