1 To avoid memorizing of answers, all questions are randomly arranged.
1 To avoid memorizing of answers, all questions are randomly arranged.
所有题目均由电脑随机选出，避免学生在学习中牢记每题的答案次序。
1 To avoid memorizing of answers, all questions are randomly arranged.
所有题目均由电脑随机选出，避免学生在学习中牢记每题的答案次序。