| Name | Last modified | Size | Description | |
|---|---|---|---|---|
| Parent Directory | - | |||
| Lesson1_2.ppt | 2017-10-12 05:20 | 1.6M | ||
| Lesson2_3.ppt | 2017-10-12 05:20 | 457K | ||
| Lesson4_5.ppt | 2017-10-12 05:21 | 1.0M | ||
| Lesson6.ppt | 2017-10-12 05:21 | 494K | ||
| Lesson7_8.ppt | 2017-10-12 05:21 | 2.5M | ||
| Lesson9_10.ppt | 2017-10-12 05:21 | 434K | ||