设全集U=R,集合A=｛x|x≤1或x≥3｝,集合B=｛x|k＜x＜k+1,k∈R｝,且B∩CuA≠空集,则 A.k＜0或k＞3 B.2＜k＜3C.0＜k＜3 D.-1＜k＜3

设全集U=R,集合A={X|≤1或3≤X}集合B={X|K 设全集U=R,集合A={X|-1 设全集U=R,集合A={x|-1 设全集U=R,集合A={x/1 设全集U=R,集合A=(x|-1 设全集U=R,集合A={x|-1 设全集U=R,集合A=（X|-1 设全集U=R,集合A={x|x≤1或x≥3},集合B={x|k 设全集U=R,集合A={x|x≤1或x≥3},集合B={x|k 设全集U=R,集合A={x|x≤1或x≥3},集合B={x|k 设全集U=R,集合A=x|x 设全集U=R,集合A={X|X 设全集U=R,集合A={X//X/ 设全集U=R,集合A={X|X 设全集U=R,集合A={x∈R|-1≤x 设全集U=R,集合A={x丨-1≤x 设全集U=R,集合A={x丨-1≤x 设全集U=R,集合A={x|-5