17. It is widely acknowledged that computer and other machines have become an indispensable part of our society, which make our life and work more comfortable and less laborious.
人们普遍认为计算机和其他机器已经成为我们社会必不可少的一部分。 它们使我们的生活更舒适，减少了大量劳动。
18. At the same time, along with the benefits of such machines, employees must study knowledge involved in such machines so that they are able to control them.
同时，随着这些机器带给我们的好处，员工们也必须要学习与之相关的知识以便使用它们。
19. No one can deny the basic fact that it is impossible for average workers to master those high-technology skills easily.
没有人能否认这一基本事实：对于一般工人来讲，轻松掌握这些技术是不可能的。
20. In the second place, there seem to be too many people without job and not enough job position.
第二方面，失业的人似乎太多而又没有足够的工作岗位。(超循环背诵大表)
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