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问题 单项选择题

供试品与硝酸共热，得黄色产物，放冷后加醇制氢氧化钾少许，即显深紫色。此反应可鉴别的药物是

A．盐酸麻黄碱
B．硫酸阿托品
C．盐酸吗啡
D．硫酸奎宁
E．硝酸士的宁

答案

参考答案：B

选择题

Several of the passengers were hurt and one was taken to hospital.Luckily ________ was killed.

A．no one

B．not all

C．none

D．no other
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问答题

In terms of Maltese contract law, explain the requisites for a valid offer and explain how these differ from an invitation to treat. (10 marks)
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