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【简答题】

The modern guzheng commonly has__(numbers only) strings and it is__ (numbers only) inches long. And it is tuned in a major__ scale.

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参考解析:
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刷刷题刷刷变学霸
举一反三

【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

【单选题】下列硫化物均是黑色的是()

A.
Ag2S、CuS
B.
HgS、ZnS
C.
CuS、CdS
D.
HgS、MnS