To measure the effects of Internet-based distractions during class, researchers, evaluated 500 students taking an introductory psychology class at michigan State University.
2018年12月六級真題（第二套）閱讀
柯林斯高階英漢雙解學習詞典釋義
VERB
評估;評價
If you evaluate something or someone, you consider them in order to make a judgment about them, for example about how good or bad they are.