==================资料简介======================
Unit 4 Then and now A talk课件
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压缩包内容：
A try.mp3
find the mistakes.swf
let’s sing.swf
let’s talk 全.mp3
let’s talk.swf
let’s talk_event9.mp3
let’s talk_stream.mp3
let’s try.swf
let’s try_已截.mp3
Unit 4 Then and now A talk课件 .pptx
复件 let’s try_已截.mp3
