英文關鍵字
alone
appartment
books
boy
bright
caucasian
child
childhood
concentrated
concentration
day
desk
education
effort
flat
hand
home
homework
house
indoors
inside
kid
learn
learning
male
notebook
paper
pen
people
person
room
routine
school
schoolwork
shirt
struggling
student
study
studying
table
teen
teenager
thin
trying
working
writing
youth