已知A={x|x+1>0},B={-2,-1,0,1},则(∁RA)∩B等于(  )
 (A){-2,-1} (B){-2}
 (C){-1,0,1} (D){0,1}
设集合S={x|x2+2x=0,x∈R},T={x|x2-2x=0,x∈R},则S∩T等于( )
| A.{0} | B.{0,2} | 
| C.{-2,0} | D.{-2,0,2} | 
已知全集U={1,2,3,4,5},集合A={1,2},B={2,3,4},则B∩∁UA=( )
| A.{2} | B.{3,4} | 
| C.{1,4,5} | D.{2,3,4,5} | 
设集合S={x|x>-2},T={x|-4≤x≤1},则S∩T等于( )
| A.[-4,+∞) | B.(-2,+∞) | 
| C.[-4,1] | D.(-2,1] | 
已知集合A={-1,0,1},B={x|-1≤x<1},则A∩B=( )
| A.{0} | B.{-1,0} | 
| C.{0,1} | D.{-1,0,1} |