单选题 Starting next semester all students enrolled at Olsen Music college will receive free ______ to the Olsen Concert Hall.
【正确答案】 C
【答案解析】[解析] 词汇：名词
1．这是一道词汇题，选项均为名词。
2．C选项admission正确，与free搭配构成“free admission to”，意为“免费入场”。