Meanwhile, it has also been put forward that the mathematical model of multimedia item bank for English Majors should transfer itself from Classical Test Theory (CTT) to Item Response Theory (IRT).

• 本文同时指出 ,专业英语多媒体试题库的发展方向应由经典测试理论(CTT)数学模型逐步过渡到试题响应理论 (IRT)数学模型。