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【B20】
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某工程双代号时标网络计划下图所示，其中工作A的总时差和自由时差()天。
Which of the following is not the reason why companies have begun to shift their attention
Which of the following cannot be led by an effective comprehensive immigration reform？
There are many (7)_____ with the thesis above, not the least of (8)_____ is that wealthy capitalists can buy the experts and knowledge they need to keep their profits and influence. But this does not (9)_____ the importance of knowledge in an advanced industrial society, as the (10)_____ of some new industries indicates. (11)_____, genetic engineering and the new computer technology have (12)_____ many new firms and made some scientists quite rich. In (13)_____ with criticism of the postindustrial society thesis, however, it must also be (14)_____ that those already in control of huge amounts of capital (i.e., major corporations) soon (15)_____ to take most profits in these industries based on new knowledge.
Moving down from the level of wealth and power, we still find knowledge increasingly (16)_____. Many new high-tech jobs are being created at the upper-middle-class level, but even more new jobs are being created in the low-skill, low-paying service (17)_____. Something like a caste line is emerging centered around knowledge. Individuals who fall too far behind in the (18)_____ of knowledge at a young age will find it almost impossible to catch up later, no matter how hard they try. Illiteracy in the English language has been a severe (19)_____ for many years in the United States, but we are also moving to the point when computer illiteracy will hinder many more people and (20)_____ them to a life of low-skill and low-paid labor.
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