设集合P={1,2,3,4},Q={x||x|≤2,x∈R},则P∩Q等于 [ 发布时间:2017-04-05 07:58 │ 来源:www.tikuol.com 题型:选择题 问题: 设集合P={1,2,3,4},Q={x||x|≤2,x∈R},则P∩Q等于 [ ] A.{1,2} B.{3,4} C.{1} D.{﹣2,﹣1,0,1,2}
题型:选择题 (2013·安徽安庆三模)The two countries agreed to ________ their differences and work together for peace, which has a positive effect on the international situation.A.set downB.set outC.set asideD.set about 查看答案