Who has this ppt, help share it, urgently, thank you!

3 Answers

1. +5Votes  

   Picture or description

   Carolyn Lewis- June 8, 2018 |

2. +3Votes  

   Baidu library is free

   Kimberly- June 10, 2018 |

3. +2Votes  

   How to share it with you, it’s not clear what’s wrong

   Robert- June 10, 2018 |