Описание книги
In life one must make mistakes in order to learn from them. If everyone was perfect and never made any mistakes, how would you know what is wrong, from right? Making mistakes in grammar will help you to learn what you've done wrong, why it's wrong, and how to correct it. Once you make the mistake, you can be shown by a teacher, how to correct the mistake, and how to avoid making some of the same mistakes in the future.