Paragraph Three Researchersuggest that for healthy older adults, even though their memorymight not be as good, they can naturally recruit other brain regions that are nottypically involved in shopping. Scientists discovered older shoppers use anadditional brain area to remember competing consumer products and choose thebetter one - meaning they don't miss a bargain. 38. Shoppingis b_________to one's brainpower.
【正确答案】：beneficial
【题目解析】：本段介绍了购物活动对购物者记忆力的影响。一项研究表明，上了年纪的健康成年人即便记忆力减退也能调动其他购物时并不常用的大脑区域。科学家发现年长的购物者用另外一块大脑区域来记住竞价商品并选择更好的商品---他们不会错过便宜货。可见购物对人的智力有益。空格处需要一个形容词，以b开头，最佳答案是beneficial。
