Please input letters by a keyboard and reply answer by “Enter” button. A triangle-sign button is backspace button. You can review mistaked questions in “Brush up” mode. In the beginning, please answer frequently “Brush up” questions. Game Modes Quiz A: Questions of a sign. Quiz B: Transliteration. Questions of words of multiple signs. Please answer without hyphen. Quiz C: Questions of similar sign. Brush up: Questions that you have mistaken in Quiz A.