【题目】Towards ___ evening after school, ___ icy rain began to fall and the road became slippery.
A.the; an
B./; an
C.an; an
D.an; the

【答案】B
【解析】句意：临近傍晚放学后，一场冰雨从天而降，道路变得很滑。Towards evening临近傍晚，evening前不加冠词；rain指“雨水”，是不可数名词，指“一场雨”是可数名词，常常其前有形容词修饰。如：an icy rain一场冰雨，a heavy rain一场大雨。故知选B项。