1. marmalade 柑橘醬
At this point, Fred caught his mother's eye and quickly busied himself with the marmalade.
Tom busied himself with the marmalade while others were ready for the chores.
2. secondhand 二手的
I heard that secondhand books were popular in aboard because of the price.
3. prefect
n. 〔英國某些學校中幫助管理年幼學生的〕學長站欺，級長 | 地方行政長官曲梗，省長，縣長
He was already dressed, his Hogwarts prefect badge pinned to his sweater vest.
4. Briskly 迅速的验辞，活潑的
Teachers always like briskly students.
Summary:
George thought the books were expensive. Mrs. Weasley expected to take Ginny 's things secondhand. Percy had already dressed up himself. Ron's owl took back a letter from Hermione. In the letter, Hermione said she was very happy and busy in the school. She took a good bless for Ron and Harry .
