A Korean survey shows that shopping cart handles are the most bacteria-carrying items among some used objects.
A. relatively
B. ordinarily
C. frequently
D. sincerely
网友回答
A. relatively
B. ordinarily
(答案→)C. frequently
D. sincerely
解析：考查副词：A. relatively相对地， B. ordinarily普通地C. frequently频繁地D. sincerely真诚地，句意：一个韩国调查表明，在经常使用的物品中购物车把手是携带细菌最多的东西。选C。