I just finished reading there are no what do I sit typing a message to you, but I do not know whether I write is not. If I write an introduction, by will to teach students properly. As you are in your native language.
I finished reading the book have nothing to do, so I sat typing a message to you. But I know that I was not writing. If I write wrong, it will have to introduce the students to be taught. As you are a native speaker.
I read the book already have nothing to do here typing a message for you. But I don't know what I write is not. If I write wrong was introduced to teaching students correctly. As you own language.