通用的快捷键: 复制:Ctrl+C 粘贴:Ctrl+V 剪切:Ctrl+X 撤销:Ctrl+Z
Word文档快捷键: 加粗:Ctrl+Bold 斜体:Ctrl+I 下划线:Ctrl+U
左对齐:Ctrl+L 右对齐:Ctrl+R 居中:Ctrl+E
全选:Ctrl+A