【题目】Catherine is color-blind and can’t ______ red from green as easily as other children.
A. removeB. choose
C. distinguishD. preserve
在线课程【答案】C
【解析】
考查动词辨析。句意：凯瑟琳是色盲，不像其他孩子那样容易区分红色和绿色。A. remove移动；迁移；B. choose选择；C. distinguish区别；辨别；D. preserve保存；保护。短语distinguish from“区别；区分”，根据句意故选C。