——Thanks a lot for _________ with me. I don't feel _________ now.
——_________.
A:staying; lonely; No problem
B:staying, alone, That's right
C:stay, lonely, No problem
D:stay, alone, That's all right
分式方程3x﹣2x-1=0的解为( )
宝岛台湾风景秀丽,岛上____ (湖泊)是我国著名旅游风景区,物产丰富,生物资源种类繁多,最著名的树种是____ .
如图表示人体血液中某物质浓度的变化,请判断下列说法中,不正确的是( )