题目

If cars had wings, they could fly and that just might happen, beginning in 2012.The company Terrafugia, based in Woburn, Massachusetts, says it plans to deliver its car­plane, the Transition, to customers by the end of 2012.“It’s the next ‘wow’ vehicle, ”said Terrafugia vice president Richard Gersh. “Anybody can buy a Ferrari, but as we say, Ferraris don’t fly.”The car plane has wings that unfold for flying—a process the company says takes one minute—and fold back up for driving. A runway is still required to take off and land.The Transition is being marketed more as a pla已知函数f（x）在R上是减函数，A（0，-2），B（-3，2）是其图象上的两点，那么不等式-2＜f（x）＜2的解集是 ________．