I found the new function. When I almost finish to study in the last section and I can choose the answer and they show me proper sentence and I can follow the sentence. It is very good and I think students who study the opic get to help a lot.
I finished my study and I accidentllay video about review. theree people had been studied and they undergo change their improved english skill. I think when can I am to be come to speaking english fluently?