【正确答案】：
STRANGELY ENOUGH, THE SALESMAN REACT VERY WELL TO THE CONSTANT PRESSURE AND RIGID SUPERVISION TO WHICH THEY ARE SUBJECTED.
【题目解析】：考点：react to：对…作出反应。constant：不断的，持续的；rigid：严格的；supervision：监督，管理；subject：使经受；使遭受。句子结构：strangely是副词作状语，“他们所承受的”是定语，修饰压力和监督，翻译时可以用定语从句的形式。