《中华人民共和国药典》规定硫酸阿托品片的含量测定方法为( )。
A．非水溶液滴定法
B．溴酸钾法
C．碘量法
D．紫外分光光度法
E．酸性染料比色法
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Mr. Smith lives in a village. He has ____ farms and about twenty people working for him. He often tells them ____ hard and be honest. (诚实的). Today he goes to a farm and works with the workers there as usual. Soon it is time ____lunch. He puts ____ nice bread on the table and then ____. A few minutes later he comes back again but he ____ find the bread. “ Who eats____ on the table?” he shouts. Some of the workers answer “ We ____.” The others say, “ We see nothing.” “ Well,”says Mr. Smith, “____ are a lot of mice in the rooms, you know. So I ____ some poison (毒药)in the bread. ____ they eat, they must die. Then I can kill them.” As soon as he finishes, four workers begin to cry. “Oh, dear!” “ What’s wrong with you?” ____ Mr. Smith. “ We eat the bread when you are out. We are going to die.” one of them cries. “ ____,” Mr. Smith says ____ a smile, “ I only ____you. Use your head.”
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民进主要由从事（）工作的高中级知识分子组成。
物业租赁的类型中，自管公房由国家授权的单位即国有企事业单位自行管理，其法律特征就是持有（）。
A.《房地产权证》或《房屋所有权证》
B.《房地产权证》或《房屋使用权证》
C.《房屋租赁证》或《房地产权证》
D.《房屋租赁证》或《房屋占有权证》
以下关于Unix操作系统的描述中，正确的是______。
A．Unix是一个单用户、多任务的操作系统，用户可运行多个进程
B．Unix由汇编语言编写、易读、易移植、运行速度快
C．Unix提供的Shell编程语言功能不够强大
D．Unix的树结构文件系统有良好的可维护性
2010版饭店星级标准将客房作为饭店的核心产品，舒适度又是客房的核心。