GRE填空题:解析2012年新GRE填空题最新考试技巧(2)
2012年新GRE考试填空题技巧完全解析(2) Human senses are designed to _ specific stimuli, and after a focus is achieved, other sensory data is _ . (A) look for ... heightened (B) respond to ... insulated (C) concentrate on ... discounted (D) favor ......