It is believed that on December 21st, 1891, the first basketball game in history was played．Then in 1936 in Berlin, it became Olympic event.
A. 不填; an
B. a; an
C. the; the
D. 不填; the
网友回答
(答案→)A. 不填; an
B. a; an
C. the; the
D. 不填; the
解析：第一空不用冠词，in history是固定用法。第二空用不定冠词表示“一项奥林匹克的比赛项目”。