// 次の問題への切り替え
    public void NextQestion()
    {
        questionNum += 1;

        questionNum = answer.CheakAnswerList(questionNum);
        answerData  = answer.GetAnswer(questionNum);

        //if ((answerData = answer.GetAnswer(questionNum)) == default)
        //{
        //    questionNum = 0;
        //    answerData = answer.GetAnswer(questionNum);
        //}
        InitializePoint();
        SetFigureInfo();
        state = State.NONE;
        lineGenerator.state = LineGenerator.STATE.NONE;

        Debug.Log("次");
    }