点(2,3)关于y轴对称的点的坐标为 _________.
(-2,3)
∵关于x轴对称的点,横坐标相同,纵坐标互为相反数,
∴点P(2,3)关于y轴对称的点的坐标是(-2,3).
The soup was cold, but it was ______ an excellent meal.
A.yet
B.already
C.otherwise
D.therefore
()
A.A
B.B
C.C
D.D