问题
单项选择题
下列保鲜剂的成分为鲜花提供能量的是（）
A、水杨酸
B、维生素C
C、蔗糖
D、高锰酸钾
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
下列保鲜剂的成分为鲜花提供能量的是（）
A、水杨酸
B、维生素C
C、蔗糖
D、高锰酸钾
参考答案：C
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