At the same time, the accuracy ratio of the normal group children declined but that of the supernormal children kept stable in a rather high lever.

• 但在正确率上，则随著任务难度的增加，常态组被试的正确率降低，而超常组被试的正确率基本稳定在一个较高的水平上，即任务难度间的差异不显著。