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【多选题】
下列物质中,属于两性物质的有哪些?( )A.
多元酸的酸式盐
B.
弱酸的弱碱盐
C.
氨基酸
D.
蛋白质
E.
强酸弱碱盐
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皮皮学刷刷变学霸
举一反三
【简答题】I’ll go and see him this afternoon.
【单选题】韦纳的归因理论是当前最有影响的理论，韦纳根据三个维度对成败的原因进行分类，下列不是属于这三个维度（）
A.
内外源维度
B.
稳定性维度
C.
突发因素维度
D.
可控制维度
【单选题】In my view, biology is ______ chemistry, but a little easier than mathematics.
A.
a subject so difficult as
B.
as difficult a subject as
C.
as a difficult subject as
D.
difficult as a subject as
【简答题】根据材料回答5~8题 By sayin9“It's not much”(Line 1，Para．1)，the authormeans that Chan's flat__________． [A]is cheap[B]has cheap furniture[C]has a design[D]is fairly small
【单选题】In my view, biology is _____ chemistry, but a little easier than mathematics. [ ]
A.
a subject so difficult as
B.
a subject as difficult as
C.
as a difficult subject as
D.
difficult as a subject as
【简答题】单词识别.doc
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