Those who do exercise in our club have showed amazing improvements in health and weight.
A. timely
B. gradually
C. regularly
D. entirely
网友回答
A. timely
B. gradually
(答案→)C. regularly
D. entirely
解析：副词辨析。A及时；B逐渐；C有规律地；经常；D完全地；句意：那些在俱乐部里经常锻炼的人在健康和体重方面展示出了让人惊讶的进步。故C正确。