皮皮学，免费搜题
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【单选题】
和弦的结构是度上方叠加一个什么音程?A.
度
B.
大三度
C.
增三度
D.
减三度
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】问题在录音中给出。
A.
Near the forest.
B.
In the river.
C.
At the other side of a river.
D.
On the bridge.
【简答题】按国家标准规定,化学试剂 FeSO 4 · 7H 2 O ( M =278.04 g · mol -1 )的含量: 99.50~100.5% 为一级( G.R ); 99.00%~100.5% 为二级( A.R ); 98.00%~101.0% 为三级( C.P )。现以 KMnO 4 法测定,称取试样 1.012g ,在酸性介质中用 0.02034 mol · L -1 KMnO 4 溶液滴定,...
【单选题】问题在录音中给出。
A.
It begins to rain.
B.
It gets colder.
C.
It begins to snow.
D.
It gets hotter.
【单选题】问题在录音中给出。
A.
Because he thinks the dog in the river has bigger meat than his.
B.
Because the dog in the river isn't friendly to him.
C.
Because he wants to play with the dog in the river.
D.
Because he hates the dog in the river.
【单选题】问题在录音中给出。
A.
She is under the tree.
B.
She is near the tree.
C.
She is behind the tree.
D.
She is in the tree.
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