题目内容

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You create a custom control named Wheel. You need to ensure that the Speed property of Wheel can be animated. What should you do?()

A. Inherit the DependencyObject class.
B. Declare the Speed property as a dependency property.
C. Declare an animation of the Speed property from within the code-behind file.
D. Implement the System.Windows.Media.Animation.IAnimatable interface with the Wheel class.

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客人在商务楼层可直接办理入住、退宿手续。

A. 正确
B. 错误

患者,女性,54岁。一年内反复因情绪波动突发高血压,昏倒,发作时曾自测血压220/130mmHg。入院体检:神清合作,血压120/75mmHg,HR74次/分钟,R15次/分钟,血尿常规检查无异常。B超示左肾上腺占位病变,直径约5.5cm。考虑该患者的高血压继发于()

A. 肾上腺皮质醇增多症
B. 肾上腺皮脂腺瘤
C. 嗜铬细胞瘤
D. 原发性醛固酮增多症
E. 垂体瘤皮质醇症

患者,男,24岁,7个月前无诱因缓慢出现左胸电击样疼痛,夜间加重。4个月前左下肢进行性无力,1个月后右下肢无力,排尿困难。查体双上肢正常,左下肢肌力3级、右下肢4级,肌张力增高,腱反射亢进,双Babinski征(+),T以下感觉减退。最可能的诊断是

A. 脊髓压迫症
B. 急性脊髓炎
C. 运动神经元病
D. 急性脊髓灰质炎
E. 多发性神经病

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