### 141_1_实用单词.mp4 **Size** 27487480 B **MD5** a26b1e653bd526a0db46394e0e1c925f **SHA1** 922181fa984836a59e78fac274a4a98fc31744d6 ### 142_1_情景交际.mp4 **Size** 102443456 B **MD5** 531a96b767d11361f085defe24634604 **SHA1** 707fa367555c5f3d0d54a5baa9ee9f49d454a699