My idea ________ to be true.
A:turned out
B:turned on
C:turned off
D:turned up
已知集合A={x|﹣1≤x≤1),集合B={x|x2﹣2x≤0),则集合A∩B=( )
①加强对市场的监管
②增强依法纳税意识
③依法规范征税行为
④依法自觉诚信纳税