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A.{0} B.{0,1}
C.{1,2} D.{0,2}
A.{0} B.{0,1} C.{1,2} D.{0,2}
已知集合M={0,1,2},N={x|x=2a,a∈M},则集合M∩N=_________.
已知集合M={0,1,2},N={x|x=2a,a∈M},则集合M∩N= .