價格：免費
更新日期：2016-12-27
檔案大小：3.0M
目前版本：1.4
版本需求：Android 3.0 以上版本
官方網站：mailto:pingrange010101@gmail.com
Email：https://github.com/upenr/PrivacyPolicies/blob/master/README.md
聯絡地址：Hidden Raleigh, NC USA
- Hundreds of Grammar exercises
- Easy to understand
- The app gets lessons from the Internet and does not have a fixed number of lessons
- Update your progress by checking a box
- Material design
- You can submit and get your lessons published to the app