--- Spell it , please.
---_______
A:NAME
B:name
C:N-A-M-E
—I wonder if I park my car here.
—Of course it does. You need to find a safer place.
像;怎么样____
两圆x2+y2-4x+6y=0和x2+y2-6x=0的连心线方程为( )
已知集合A={x|x2+4x+3≥0},B={x|2x<1},则A∩B=( )