2011 Hunan Question 1 Free-response Differentiating 2011_退役省自主命题 (2011·文) 1.设全集$U=M$∪$N=$﹛1,2,3,4,5﹜,M∩$CuN=$﹛2,4﹜,则$N=$ A. {1,2,3}B. {1,3,5}C. {1,4,5}D. {2,3,4} Answer keyB ☆ SaveCan't do it, show the explanation查看原卷 →