话题 1. Talk about the first day at Senior High(谈论高中生活的第一天)
2. Discuss the main differences between Junior High school and Senior High School(谈论初中与高中生活的主要不同之处)
3. Learn about the American school system（了解美国教育体制）
功能 Making conversation, talking about the main differences between
Junior High school and Senior High school (编对话，谈论初中与高中生活的主要不同之处)
