问题补充:
Today, people are paying more and more attention to their health, books on keeping healthy extremely hot.
A. to make
B. making
C. make
D. made
答案:
A. to make
(答案→)B. making
C. make
D. made
解析:这题考查现在分词做结果状语,表示顺理成章的结果,句意是:今天人们越来越关注他们的健康,使得和健康有关的书非常受欢迎。选B。