问题
选择题
Only _____ people can have a good understanding of the lecture given by the scientist.
A．educated
B．devoted
C．concerned
D．relaxed
答案
答案：A
题目分析：句意：只有受过教育的人才能够很好的理解这位科学家的演讲。Educated受过教育的；devoted献身的；concerned担心的；relaxed轻松的，选A。