越聽越清楚1 Units 4 - 6

Unit 4
Identify & Practice 021
Identify & Practice 022
Identify & Practice 023
Identify & Practice 024
Identify & Practice 025
Identify & Practice 026
Activity 027
Activity 028
Unit 5
Identify & Practice 029
Identify & Practice 030
Identify & Practice 031
Identify & Practice 032
Identify & Practice 033
Activity 034
Unit 6
Identify & Practice 035
Identify & Practice 036
Identify & Practice 037
Identify & Practice 038
Identify & Practice 039
Activity 040
Activity 041