糖尿病酮症酸中毒患者，小剂量胰岛素静脉滴注最常见的优点是无（）

[问答题]练习15　　(1) Whatever its underlying reason, there is no doubt that much of the pollution caused could be controlled if only companies, individuals and governments would make more efforts. In the home there is an obvious need to control litter and waste. Food comes wrapped up three or four times in packages that all have to be disposed of; drinks are increasingly sold in bottles or tins which cannot be reused. (2) This not only causes a litter problem, but also is a great process by persuading many of us not only to buy things we neither want nor need, but also to throw away much of what we do buy. Pollution and waste combine to a problem everyone can help to solve by cutting out necessary buying, excess consumption and careless disposal of the products we use in our daily lives.

[单选题]以所涉及的行政行为的性质为标准，可以将行政程序分为（）。

[单选题]不能估计细胞免疫功能的是（　　）。

[多选题]事故报告的主要内容中包括事故发生的时间、（）和人员。

[单选题]4月11日上午，84岁的劳尔·卡斯特罗参加了第七届美洲国家首脑会议，并与美国总统奥巴马举行会谈，这也是美国和（）两国半个多世纪以来举行的首次最高领导人会晤。

[问答题]1870年后，阿根廷能够大量外销乳制品及肉品到欧美国家。这与哪一项发展的关系最密切？

[多选题]下列有关图书再版的操作的说法，错误的是（）。

[问答题]简述在开启电缆井井盖时应采取哪些安全措施。

[问答题]什么是水的退化？

[单选题]下列选项中，属于割胶阶段主产品的是（）。

Perthes试验是什么意思？(perthes试验译成中文怎么读)