西方旅游者不愿被他人打扰，所以导游人员只有在他们提出要求时，才提供尽可能的帮助。()
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在PowerPoint2003中，若希望在文字预留区外的区域输入其它文字，可通过文本框按钮插入文字。
A. 正确
B. 错误
患者，男，65岁。右肢体运动障碍2天。CT示左中央区低密度，内有斑片状高密度，诊断为（）
A. 急性脑梗死
B. 亚急性脑梗死
C. 慢性脑梗死
D. 急性出血性脑梗死
E. 急性脑出血
在社会主义初级阶段，阶级矛盾和阶级斗争可能呈现的状态是（）
A. 已经不存在了
B. 仍将在一定范围内长期存在
C. 在某种条件下有可能激化
D. 阶级斗争已经不再是主要矛盾
Which two statements best describe the Cisco Unified Wireless Network？（）
A. The Cisco Unified Wireless Network provides the framework to segregate wired and wirelessnetworks to deliver the best security for companies that are deploying WLANs.
B. The Cisco Unified wireless Network provides the framework to integrate and extend wired andwireless networks to deliver the lowest-possible total cost or ownership for companies that aredeploying WLANs
C. The Cisco Unified Wireless Network extends "wireless awareness" into important elements ofthe network infrastructure， providing the same level of security for WLANs that organizations havecome to expect from their VPNs.
D. The Cisco unified Wireless Network extends "wireless awareness" into important elements ofthe network infrastructure， providing the same level of security scalability， reliability ease ofdeployment and management for WLANs that organizations have come to expect from their wiredLANs.
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