1. My sister is a student in ______ university in Shanghai.
A. an B. the C. a D. /
【解析】选C。 考查不定冠词的用法。句意：我姐姐是上海一所大学的学生。university是以辅音音素开头的单词，用冠词a，故选C。
2. I like playing ______ basketball, but Lucy likes playing ______ violin(小提琴).
A. the; the B. the; / C. /; / D. /; the
【解析】选D。play与球类名词连用，不用任何冠词；与乐器类名词连用，前加冠词the，故选D。
