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【多选题】

After the Chinese Openning-up Policy, pop singers and bands sprouted up, and they are ________ ?

A.
Cui Jian
B.
Tang Chao
C.
Black Panther
D.
Jay Chou
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参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】铜是不活泼金属,在潮湿的空气中()

A.
不腐蚀
B.
腐蚀生成Cu(OH)2
C.
腐蚀生成CuCO3
D.
腐蚀生成Cu2(OH)2CO3

【单选题】HgS溶于王水,反应产物是()

A.
H2[HgCl4] + NO2 + S + H2O
B.
H2[HgCl4] + NO2 + SO2 + H2O
C.
H2[HgCl4] + NO + S + H2O
D.
H2[HgCl4] + NO + SO2 + H2O