In most western countries, on April Fool’s Day, people often play trick on each other; children especially have great fun.
A. a; a
B. the; the
C. a; /
D. /; a
网友回答
A. a; a
B. the; the
(答案→)C. a; /
D. /; a
解析：考查冠词。play a trick on 为固定短语，意为 “恶作剧，开玩笑”；have fun意为“玩得快乐”，fun 是不可数名词，前面通常不加冠词。句意：在大多数西方国家，在愚人节，人们常常彼此开玩笑。尤其孩子们玩得很快乐。故C正确。