题目内容：
第49题___________
A．This saved money and brought more equality to the company. B．He knows everything there is to know about our pumps and how to fix them.
C．And the workers are free to decorate their workspace as they want.
D．Most managers spend their time making it difficult for workers to work.
E．If someone isn't doing his job well, the other workers will not allow the situation to continue.
F．Also, Semco lets its workers use the company's machines for their own projects, and makes them take holidays for at least thirty days a year.
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