四 阅读下面材料，从方框中所给的A—E五个选项中选出正确选项（其中一项是多余选项），将其序号填入第1—4小题，并回答第5小题
With an admission letter from Tsinghua University in the bag, Yang Yun, who has been a postman for 21 years, was very happy to deliver it to his daughter, Yang Yu.
1. ______ But the delivery of this admission letter was the happiest moment in his postman career.
Yang Yu was born in a small town. In order to create a better studying environment for Yang Yu when she went to middle school, her family decided to move to a county. Yang Yu could not catch up with the new classmates at first, but her family encouraged her to study hard and make progress naturally. 2. ______
In her second year in junior high school, Yang Yu's teacher gave her a badge from Tsinghua University. 3. ______ In July 2023, Yang Yu took part in Tsinghua University's summer school. This visit to her dream school strengthened（加强）her will.
In her last year in senior high school, the coming gaokao increased the pressure on her studies. 4. ______ Yang Yu worked so hard that she even recited English words on the way to school. Yang Yu improved herself bit by bit and finally achieved her dream.
Yang Yu became a new student in the Zhishan College of Tsinghua University in the autumn of 2024.
A. Yang Yun has delivered countless mail.
B. Slowly, Yang Yu got better results at school.
C. Both the father and the daughter worked hard.
D. The badge made her yearn for（渴望）this top university in China.
E. However, with her teachers' encouragement and her family's help, the pressure didn't defeat her.
5. What can you learn from Yang Yu?（20词左右）
______

A
; B
; D
; E
; From Yang Yu, I can learn that everyone should have a dream. As long as I keep working hard, I can realise it.