— Mum, I've got a chance to be an exchange student to the UK next year!
— Really? That's just ________ to be true. Anyway, congratulations, baby!
A:good enough
B:well enough
C:too good
D:too well
著名的“玛雅文字梯道”被发现于 ( )
以等腰三角形底角的度数x(单位:度)为自变量,顶角的度数y为因变量的函数关系式为( )
下列命题中,是真命题的是( )
下面四组电阻分别并联以后总电阻最小的是( )