People usuallysome money for old age.A. pick upB. set asideC. put offD. give away

问题补充：

People usuallysome money for old age.

A. pick up

B. set aside

C. put off

D. give away

答案：

A. pick up

(答案→)B. set aside

C. put off

D. give away

解析：题意是人们为防老而留出一部分钱。pick up拾起；set aside留出，拨出(钱财、时间等)，把……置于一旁；put off推迟，劝阻，使某人下车；give away失去(机会)。