皮皮学，免费搜题
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【单选题】
实验室制备蒸馏水一般用什么方法( )A.
过滤
B.
普通蒸馏
C.
分液
D.
分馏
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参考解析：
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皮皮学刷刷变学霸
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【简答题】我们取得伟大的历史性成就，靠的是党的（）、基本路线、基本纲领、基本经验的正确指引。
【单选题】甲乙两集体的冠心病粗死亡率相等,经年龄构成标准化后甲集体的冠心病死亡率 高于乙集体。我们可以得出结论
A.
甲集体的人口较乙集体年轻
B.
甲集体的人口较乙集体年老
C.
两集体的人口年龄构成相同
D.
甲集体冠心病的诊断较乙集体准确
【简答题】小刚日记：今天，谢老师带来一盒钢笔，奖励班里的“十佳队员”，当谢老师进教室时，我问：“谢老师，买这盒钢笔要花多少钱？”谢老师没直接回答，想了一下说：“若少买2枝要花22.4元；若多买2枝却要33.6元．你知道这盒钢笔是多少元吗？”我动了一下脑筋，就把这个问题解决了．同学们，你能解决吗？
【单选题】How do the Nigerian movie-makers try to encourage more Africans to see Nigerian films?
A.
They cut down on the budgets for making films.
B.
They produce more than 1,000 feature films each year.
C.
They make direct-to-DVDs.
D.
They are taking advantage of the Internet.
【单选题】Walt Disney started his animation career in Kansas City, Missouri, producing films that were a combination of cartoon and live action and starring a curious little girl named Alice. Hoping for greater...
A.
to create a cartoon character called Alice
B.
to produce the role of Mickey
C.
to resist giving up the character's rights to others
D.
to make greater career success
【单选题】Walt Disney started his animation career in Kansas City, Missouri, producing films that were a combination of cartoon and live action and starring a curious little girl named Alice. Hoping for greater...
A.
to create a cartoon character called Alice
B.
to produce the role of Mickey
C.
to resist giving up the character's fights to others
D.
to make greater career success
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