The age of requiring retirement in companies should be raised, and so　　　　 1．______should the age to begin Social Security. First of all, older workers whoremain healthy are valuable workers. Although they may lose some mental　　　　　2．______speed, their accumulate experience more than compensates for the　　　　　　　　3．______loss of quickness. In fact, compared with youngsters, older persons maytake long to make a decision, but it is usually a better one. Many studies　　　 4．______have shown that the quality of job performance improves with age. Furthermore,raising the retirement age would prevent from some of the dire economic　　　　  5．______consequences what senior workers face when they are forced to retire before　　　6．______they need to Nearly 60 percent of workers in the private sector shouldbe allowed to continue working with economic reasons. Fortunately, these　　　　 7．______people don’t have to furnish a home, raise children, and pay for educationalexpenses. Similarly, raising the age that retirement begins could also mean　　　8．______raising the age that Social Security payments begins. As a result, the cost of　 9．______one of our country’s biggest financial burdens will go under.　　　　　　　　　 10．______