A:“文件”菜单中的“页面设置”命令
B:“插入”菜单中的“页码”命令
C:“插入”菜单中的“分隔符”命令
D:“格式”菜单中的“分页”命令
海峡是海洋运输的重要通道,下列表示马六甲海峡的是( )
将取下的口腔上皮细胞放在载玻片的清水中,要涂抹几下,以便细胞分散。
Flags have existed for over 3,000 years. The earliest flags were wooden or metal poles with a carving. About 2,000 years ago pieces of fabric were added to some poles for decoration. Over the next 500 years the free-flying part of the flag became more important.