Part II （15 minutes）
2、阅读下列材料，回答第2-12题：




What may be the cause of a shortage of skilled and knowledgeable employees in the future?

3、Sheppard and Rix proposed that older workers remaining in the orkplace__________.

4、What is the proportion of American workers aged 60 withdrawing from the workplace in reality?

5、As a form of partial retirement, bridging allows older workers to__________.

6、According to the study by Stein, et al, older workers don't retire from the workplace because of____________.

7、One reason not mentioned as most frequently cited reason for returning to the workplace in the AARP survey was__________.

8、Profits and productivity of organizations may be affected by __________.

9、In some studies, age-performance relationship for nonprofessional jobs is __________compared with that for professional ones.
10、An organization should transform younger employees' __________toward more elder workers in it.
11、Older adults can return to the workplace by the means of_____________.