### A1- 101-R3-1 Sie、du、ihr人称的祈使句.mp4 **Size** 36855034 B **MD5** ef44dc6004ed281ed7d3fb9d7196ef87 **SHA1** c9a1e2ad657f3d51d9af28ae843761592c23ff2c ### A1- 102-R3-2 现在完成时的用法.mp4 **Size** 40485277 B **MD5** 79126a6a68945ede50bb02cc884cb93c **SHA1** 4d4cb1abd3f9a472c9c4b4ef68908c616655b48f ### A1- 103-R3-3 情态动词+人三物四.mp4 **Size** 28009549 B **MD5** df1720815bbb0439b92b182dbd889624 **SHA1** 2773e50b04420cf5c7c734b23d415cb394194d8f ### R3-1课件图片.png **Size** 467121 B **MD5** 9cbd3bff203737c48d678fb2a48004bb **SHA1** 0b8ab9cc787b783fd6ea90962451aabb8baade18