Only people can have a good understanding of the lecture given by the scientist.
A. devoted
B. generous
C. educated
D. reliable
网友回答
A. devoted
B. generous
(答案→)C. educated
D. reliable
解析:考查形容词:A. devoted忠实的,B. generous大方的,C. educated受过教育的,D. reliable可靠的,句意是:只有受过教育的人可以更好的理解这个科学家做的讲座。选C。