He was so convinced that people were driven by ______ motives that he could not believe th
职称英语
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He was so convinced that people were driven by ______ motives that he could not believe that anyone could be unselfish.
A．selfless
B．personal
C．ulterior
D．remarkably
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正确答案：C
解析：(ulterior隐蔽的，秘而不宣的)。句意为：他深信人们受隐秘动机的驱使，因此，他不相信人们会大公无私。A．selfless无私的；B．personal个人的，私人的；D．intrinsic内在的，固有的。