单 元：unit 3 back to the past
板 块：project
课堂设计指导思想：
本课是节成果展示课，学生通过前期的分工合作，开展调查，收集资料，交流讨论及物化成果在课堂展示交流成果，并互相评判以提升学生的成果。
teaching aims:
1.help students learn how to make a poster.
2.ask students to present their project.
3.by grading students’ project help students understand how to make a good poster.
teaching procedures:
step 1 lead-in
by asking questions and showing the steps of making a project help students go over their homework and prepare for their presentation.
ask students to proofread their poster and prepare for presentation.
《设计说明》通过回顾学生前期工作步骤，为下一步presentation的作准备。
step 2 presentation
ask students to present their work and give comments on their work.
《设计说明》通过展示评判，提升学生的成果。
step 3 homework
ask students to proof read their time chart and put their poster up in the display corner of their classroom.
《设计说明》让学生通过修改作业来进行反思。
