描述在校一天的活动安排 — 英语填空题
题目
Ben is busy on Wednesday. In the morning, he has PE at 8:00 and then an art class at 9:00. He has lunch at 12:00. In the afternoon, he has science at 2:00 and music at 3:00. 根据Ben周三的在校安排补全句子：Ben's art class is at ___ (用英语数字), and his music class is ___ (before/after) his science class.