在COPD治疗中，抗胆碱能药物比β2-受体激动剂有效的原因主要为（）
A. 与正常气道相比，迷走神经张力对COPD患者已经狭窄的气道作用更大
B. 可增加COPD患者的气道黏液分泌
C. 无任何不良反应
D. 起效快
E. 药物剂型使用方便
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正常小儿何时学习爬的动作（）
A. 3～4个月
B. 5～6个月
C. 7～8个月
D. 8～9个月
E. 12个月
操纵市场的行为方式主要是（）
A. 虚买虚卖
B. 合谋
C. 内幕交易
D. 连续交易操纵
You have a server that runs Windows Server 2003 Service Pack 2 （SP2）. The server has Windows Server Update Services （WSUS） 3.0 installed. The server contains a single 30-GB volume named Volume1. Volume1 is 90 percent full.You install a new 136-GB hard disk in the server. You create a new 136-GB volume named Volume2. You need to increase the storage space available to WSUS. What should you do？（）
A. Use wsusutil.exe to copy the updates to Volume2. Manually delete the folder that contains the updates on Volume1.
B. Use ntbackup.exe to backup the updates on Volume1. Restore the updates to Volume2. Manually delete the folder that contains the updates on Volume1.
C. From the Update Services console， configure the server to download Express Installation files.
D. Modify the HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Update Services\Server\Setup\ContentDir registry setting. Restart the Update Services service.
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