皮皮学，免费搜题
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【单选题】
芽孢染色法中常用的两种染料是A.
美蓝+复红
B.
结晶紫+
C.
孔雀绿+鹤顶红
D.
孔雀绿+
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【简答题】Many Chinese students don't pay much attention to spoken English at school. 许多中国学生在学习时不太重视英语口语。They think it necessary to practice speaking English in class. Here is a story to show you how important ...
【简答题】钢材经过冷加工冷拉、冷弯、冲孔、机械剪切所产生的冷作硬化应变硬化后，其( )基本保持不变。 A抗拉强度和屈服强度 B塑性 C韧性 D弹性模量
【简答题】Identify from which paragraph the information is derived. A law passed recently allows many students to pay no more than one tenth of their income for their college loans.
【判断题】According to the author, many students work in order to pay for the luxuries.
A.
正确
B.
错误
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