تحديث في 08/05/2017
v1.6---------------------------
- Fix errors
- Add typing test
- Add new words for practicing
v1.8---------------------------
-Fix errors
- Add pronunciation test
- Add new words for practicing
v1.9---------------------------
- Add new typing test function
v1.9.2------------------------
- Add new function
- Add new words for testing
v1.9.4------------------------
- Add recording function
- Edit some UIs