抛物线y=3(x-1) 2+2的顶点坐标是( )。
（1，2）
The next day she ______ her father what _______ when the man came again.
A．told; happened
B．was telling; had happened
C．had; told
D．told; had happened
集权制与分权制划分的依据是( )。
A．行政领导体制 B．中央和地方的权力关系C．经济体制属性 D．国家结构属性
