We were dancing to music when all of sudden the power went out and we were left in the dark.
A. the; a
B. the; /
Ca; /
D. /; the
网友回答
(答案→)A. the; a
B. the; /
C. a; /
D. /; the
解析：
试题分析:考查冠词用法。固定短语all of a sudden“突然”，dance to the music“随着音乐跳舞”，故 A选项正确。句意：我们正随着音乐跳舞这时突然停电了，我们陷入一片黑暗中。