皮皮学，免费搜题
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【判断题】
国标第二法测定乳制品中脂肪含量的原理是：在乳中加入硝酸破坏乳胶质性和覆盖在脂肪球上的蛋白质外膜，离心分离脂肪后测量其体积。A.
正确
B.
错误
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】单项选择。 Mike ______ like eggs ______ milk. [ ]
A.
don't, or
B.
doesn't, and
C.
doesn't, or
【单选题】Mike doesn't do his homework because he doesn't know how to do it.
A.
True.
B.
False.
【简答题】由于客观世界非常复杂，人们的实践能力也会受到制约，此时的 原则可作为实践检验和评判理论的一个补充手段
【单选题】Why doesn't Mike exercise on Saturday and Sunday?
A.
Because he wants to surf the Internet.
B.
Because he wants to watch TV.
C.
Because he has too much homework to do.
【单选题】She doesn ’ t think that Mike dances best in the class,______?
A.
does he
B.
doesn ’ t he
C.
does she
D.
doesn ’ t she
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