Unit7_SectionA(1a-2d).ppt
Unit7_SectionA(Grammar_Focus-3c).ppt
Unit7_SectionB(1a-1d).ppt
Unit7_SectionB(2a-2e).ppt
Unit7_SectionB(3a-Self_Check).ppt
Unit7_SectionA_1a课文动画.swf
SectionA1b听力材料.mp3
SectionA2a听力材料.mp3
SectionA2b听力材料.mp3
SectionA2d听力材料.mp3
SectionB1c听力材料.mp3
SectionB1d听力材料.mp3