注意是心理活动对一定对象的（ ）。
正确答案及解析
正确答案
解析
注意是心理活动对一定对象的指向和集中。是伴随着感知觉、记忆、思维、想象等心理过程的一种共同的心理特征。注意有两个基本特征，一个是指向性，是指心理活动有选择的反映一些现象而离开其余对象。二是集中性，是指心理活动停留在被选择对象上的强度或紧张。指向性表现为对出现在同一时间的许多刺激的选择；集中性表现为对干扰刺激的抑制。它的产生及其范围和持续时间取决于外部刺激的特点和人的主观因素。
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