問題說明：后臺考試答題紀(jì)錄排序不正確問題

修改文件：application\admin\model\questions\TestPaperQuestions

修改方法：setRecordWhere()

    public static function setRecordWhere($test_id,$record_id,$question_type)
    {
        $model =self::alias('tq')->where('tq.test_id',$test_id)->where('q.question_type',$question_type)
            ->join('ExaminationTestRecord e','e.questions_id=tq.questions_id and e.e_id='.$record_id,'LEFT')
            ->join('Questions q','q.id=tq.questions_id')
            ->join('TestPaper t','t.id=tq.test_id')->order('tq.sort desc')
            ->field('t.single_number,t.single_score,t.many_number,t.many_score,t.judge_number,t.judge_score,q.stem,q.image,q.is_img,q.option,q.answer,q.difficulty,q.question_type,e.user_answer,e.is_correct,e.score');
        return $model;
    }

修改文件：application\merchant\model\questions\TestPaperQuestions

修改方法：setRecordWhere()

    public static function setRecordWhere($test_id,$record_id,$question_type)
    {
        $model =self::alias('tq')->where('tq.test_id',$test_id)->where('q.question_type',$question_type)
            ->join('ExaminationTestRecord e','e.questions_id=tq.questions_id and e.e_id='.$record_id,'LEFT')
            ->join('Questions q','q.id=tq.questions_id')
            ->join('TestPaper t','t.id=tq.test_id')->order('tq.sort desc')
            ->field('t.single_number,t.single_score,t.many_number,t.many_score,t.judge_number,t.judge_score,q.stem,q.image,q.is_img,q.option,q.answer,q.difficulty,q.question_type,e.user_answer,e.is_correct,e.score');
        return $model;
    }