[填空题]Many employees complain that they’ re being (1) while they work during the (2) . In a new survey of more than 900 major U. S. companies, nearly (3) of them acknowledged using a range of (4) methods to monitor their employees. And up to a quarter of the companies that monitor their workforce do it (5) . The number of employees being monitored has (6) in the last five years. There are two reasons for this: first, it’s (7) ; second, monitoring could be done (8) and efficiently. Most employers insist that these are (9) and even necessary business (10) . They say employers have a (11) to know how (12) they provide is being used on the job. Monitoring can also be used to deter (13) , and for the workers’ own (14) .
But many attorneys are arguing that employees do not give up their (15) rights when they show up for work. Empl