生活中的下列物质，属于纯净物的是[ ]
A.豆浆
B.酱油
C.今世缘大曲酒
D.水
答案：D
It's Monday. _____ is Tuesday. [ ]
A. Today
B. Tomorrow
C. Yesterday
D. The day after tomorrow
《反不正当竞争法》的立法宗旨是什么？
