问题
选择题
_____ in my life impressed me so deeply as my first visit to the Palace Museum. [ ]
A. Anything
B. Nothing
C. Everything
D. Something
答案
答案：B
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_____ in my life impressed me so deeply as my first visit to the Palace Museum. [ ]
A. Anything
B. Nothing
C. Everything
D. Something
答案：B
Cu2O+H2↑，其装置如图，下列有关说法不正确的是 