Listening and speaking practice f or Unit 1 !
Teaching aims and demands:
1. Have listening practice from Unit 1.
2. Have oral practice.
3. Practice the words and phrases. Do some exercises.
Teaching points and difficulties:
进行单元的听力和口语的整体复习，让学生再一次利用教材中的听力材料，组织新的语镜进行口语练习，再次复习巩固课文内容，一举多得。
