大鼠对氨气和硫化氢很敏感，所以每周要定时换窝2－3次。
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有利于保持有意注意的条件是加深对目的任务的理解、合理组织活动、培养间接兴趣和（）。
为准确判定保险责任，保险公估从业人员应尽快索取相关的保险合同和被保险人提交的（）。
A. 《现场查勘记录》
B. 《索赔清单》
C. 《项目调查记录》
D. 《标的查勘记录》
You need to design a configuration for Exchange Server storage that meets the business and technical requirements. What should you do？（）
A. Create a single storage group. Create one database for all users
B. Create two storage groups. In each storage group， create one database. Place mailboxes for remote users in one storage group database， and place all other mailboxes in the other storage group database
Create two storage groups. In each storage group， create one database. Place executive mailboxes in one storage group database， and place all other mailboxes in the other storage group database
D. Create two storage groups. In one storage group， create a database， and place all mailboxes for remote users and executives in the database. In the other storage group， create a database for all other mailboxe
维生素是一类与机体代谢密切相关的低分子的（）化合物。
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