You are developing a Windows Presentation Foundation (WPF) application.You need to display HTML content from a Web page on the WPF form. What should you do?（）
Add a FlowDocumentReader control to the design surface. Then create a FlowDocument control.
B. Add a DocumentViewer control to the design surface. Then create a FixedDocument control.
C. Add a WebBrowser control to the design surface. Then use the Navigate method to navigate the URI object.
D. Add a ContentControl control to the design surface. Then reference a WebClient object to return an HTML string.
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《铁路技术管理规程》国家铁路工作人员必须严格遵守和执行本规程的规定，在自己的职责范围内，以对国家和人民负责的态度，保证安全生产。
A. 正确
B. 错误
It took me a while（）the new job.
A. to adapt
B. adapt
C. adapting
D. to adapt to
清律规定：凡严重危害封建统治的犯罪，应立即处决的，叫“斩立决”或“绞立决”，如危害性较小或有可疑者，暂判“斩监候”，或“绞监候”，缓刑处决，延至秋天由九卿重审。
A. 正确
B. 错误
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