The Dragon Boat Festival the beginning of the hottest season of the year.A. fallsB. makes

问题补充：

The Dragon Boat Festival the beginning of the hottest season of the year.

A. falls

B. makes

C. marks

D. comes

答案：

A. falls

B. makes

(答案→)C. marks

D. comes

解析：动词辨析。A跌落，落下；B生产，制作；C做记号；表示；D来；句意：端午节表示一年中最热的季节的开始。根据句意说明C正确。