A. they are not permitted to change a job B. they have to work on to pay off their debts C. they have no other way out than keep working D. they have been working in a company for too long 参考答案:C 答案解析:[解析] 事实细节题。问题:工作不开心的第二个主要原因是什么 文中第三段的第一句话可找到答案。这句话的意思是人们不喜欢工作的第二个也是最普遍的理由是工作让人们感觉受限制。再结合第三段的内容和第三段最后