题目内容
Research shows that humans ______ from selfish to unselfish behavior when they are watched.
A. tell?????????????? B. switch?????????? C. range?????????? D. distinguish
B
【解析】
试题分析:A. tell辨别,B. switch转换,C. range在…范围变化,D. distinguish区别,句意:研究表明人类当被注视的时候,会从自私的行为转变成无私的行为。所以选B。
考点:考查动词辨析
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||