单项选择题

Most people retire from work between the ages of 60 and 65. This has【C1】______consequences, one economic and【C2】______psychological. Economically:【C3】______retired people receive a pension(养老金)from the government or from their past【C4】______, it is often much less than they earned when they were working. Unless people【C5】______to save money during their years【C6】______work, their standard of living may fall greatly when they retire. Psychologically: Old people in Western countries are generally considered【C7】______, and they are even thought of as a【C8】______on their families and on the public purse. They are【C9】______held in respect. On the other hand, most of them, so used to【C10】______work, simply do not know how to relax or【C11】______other interests though they have time to do so now. They feel they "should" be working and【C12】______, because work was【C13】______they were respected and their skills recognized. 【C14】______retired people, their self-confidence is diminished(减弱). The longer they are away from the work place,【C15】______grows a sense of being worthless. 【C13】

A.where
B.that
C.when
D.what