在文档窗口中显示被编辑文档的同时，能显示页码、页眉、页脚的显示方式是页面视图方式。
参考答案：对
The new research center will be set up was a wasteland 20 year ago.
A．in what
B．where
C．in which
D．there
制作或保藏的蟹
