You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You create a game where a ball drops from the top to the bottom of a window. You plan to create a single animation for the game. You need to ensure that the animation shows the ball bounce. What should you do?()
A. Use the KeySpline property of a SplineDoubleKeyFrame object.
B. Use the EasingFunction property of an EasingDoubleKeyFrame object.
C. Use the DecelerationRatio and AutoReverse properties of a StoryBoard object.
D. Use the DecelerationRatio and AccelerationRatio properties of a StoryBoard object.
查看答案
王军在2014年度全国税务工作会议上提出要改革创新谋发展,概括为“六大创新”。“六大创新”是指创新理念、创新机制、创新组织、创新方法、创新能力、创新文化。()
A. 正确
B. 错误
()是课程实施及教育目标落实的重要组成部分。
A. 游戏
B. 环境创设
C. 教学
D. 目标
往复泵特别适用于小流量、高扬程的情况下输送粘性较大的液体。
A. 正确
B. 错误