John began to feel little beads of sweat going down the back of his neck. His words seeme

John began to feel little beads of sweat going down the back of his neck. His words seemed to have had no visible on the man.
A. affect
B. effect
C. affection
D. impact

A. affect(答案→)B. effectC. affectionD. impact解析：考查固定搭配。句意：约翰感到汗珠顺着脖子流了下来。他的话对那个男子似乎没有什么明显的作用。have an/no effect on sb对某人有/无作用/影响，effect强调结果，主要指因果关系中的果；impact表示一种很猛烈的冲击力和巨大的影响力；这里指的是言语带来的影响，用effect，故选B。

哦，回答的不错