1. Listen and number.(听课本第 20 至 21 页活动 2 的录音，排一排)

答案略

2. Listen again and circle True (T) or False (F).(再听一遍录音，判断正误)
1) A friend sent some books and CDs to the children. T F
2) They put all books about science in the box. T F
3) There are some library cards for the children. T F
4) The books about sports are on Shelf B. T F
5) The books on Shelf C are about computers. T F

答案略