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You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a database named named Dworks in the instance. The Dworks database has a table named Bills which contains several indexes and a great amount of rows. An enterprise Web environment is supported by the database. Onthe Bills table 28% of the indexes have been fragmented. You have to defragment the indexes， making sure that you reduce the effect on database availability to the least. In the ALTER INDEX statement， which option should be included？（）

A. Sort in tempdb
B. Online
C. Fill factor
D. Pad index&e

人本身的自我实现具有最高价值。

A. 正确
B. 错误

董某，女，75岁。1年来头晕且常发耳鸣，渐渐出现寡言少语，记不住近期发生的事情，以致对往事也记忆模糊，常穿错衣服，分辨不清自己的孩子，懒散嗜卧，齿枯发稀，腰酸骨软，不欲行走，舌瘦色淡，苔薄白，脉沉细弱。证属痴呆证型之（）

A. 气血亏虚
B. 痰浊蒙窍
C. 瘀血内阻
D. 心肝火旺

青霉素