中年人应该怎样预防前列腺增生的发生？

[单选题]蛋白质的三级结构是指（　　）。

[单选题]1151电容式差压变送器的高、低压测量室的空腔中均充满（）.

[单选题]船员居室失火，烟火从门窗中冒出应从（）封堵火势。

[单选题]Accounting is More Than Numbers Accounting could date back to about 7,000 years ago. People of that time relied on old accounting methods to record the growth of crops and herds. Accounting has greatly developed with the growth of joints tock companies . When you think of accounting， you may find pages of tables and numbers. That image doesn’t usually give you too much excitement. When you have your ownbusiness， though， those numbers come to mean the world to you because they give you the record of how much money you’ve earned or lost. Actually， accounting is not simply about strange dollar amounts or boring numbers； they’re your sales figures， your costs， and your profits. In other words， accounting is alanguage of business. Once you know how to work with those numbers， how to read those numbers and how to read the story they tell， you will be able to manage your business toward greater success. Accounting is very important in your business because it shows（）.

[单选题]IP协议是五连接的，其信息传输方式是（）

[判断题]在算法设计时，采用策略模式可能会增加大量的类。

[问答题]什么是荧光原位杂交（FISH）？

[单选题]不属于教学创新的基本原则是（）

[单选题]男性，15岁，自5岁起每年春季发作喘息。花粉、螨等多种抗原皮肤试验均呈阳性，目前未发作喘息。为进一步探究病因下列检查最有帮助的是（）

[单选题]20世纪初，我国出现的第一本教育心理学著作是1908年由房东岳译、日本小原又一著的（　　）。

麻古是泰语的音译，主要成分为？

《艾滋病防治条例》开始实施的时间为？(我国实施《艾滋病防治条例》的时间？)

吸食毒品方式中对人体危害最大的是哪种？(吸食毒品方式中对人体危害最大的是注射？)

禁毒工作机制是什么？(规定的禁毒工作机制是？)

鸦片是罂粟植物的(罂粟和鸦片是同一种植物吗？幼苗能吃不？)