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【多选题】
溴酸钾法测定异烟肼含量的方法是A.
属于氧化还原滴定
B.
1mol的溴酸钾相当于3/2mol的异烟肼
C.
采用永停滴定法指示终点
D.
在酸性条件下进行滴定
E.
还可以用于异烟肼制剂的含量测定
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【简答题】What does the sentence “My mother had never been so pleased with any washwoman” mean? Why was the old washwoman considered “a real find?
【简答题】你认为，大学阶段创业好还是不好？并说明你的理由
【多选题】What do you know about this old lady-- the washwoman?
A.
She was a Gentile.
B.
She was divorced with her husband.
C.
She made her living by washing clothes for a Jewish family.
D.
She had no children.
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