关于曲线|x|﹣|y|=1所围成的图形,下列判断不正确的是( )
从标号分别为1,2,3,4,5的5张卡片中,随机抽取一张,下列事件中,必然事件是( )
请你用英语描述你同桌的衣着。
This is ……. He/ She……. Her/ His name is……. She/ He is……years old. Look, he's/she's is wearing…….