Why do people read negative Internet comments and do other things that will obviously be painful? Because humans have an inherent need to （1 ）uncertainty, according to a recent study in Psychological Science. The new research reveals that the need to know is strong that people will（ 2） to satisfy their curiosity even when it is clear the answer will （3） .
1.A.ignore B.protect C.discuss D.resolve
2.A.refuse B.seek C.wait D.regret
3.A.rise B.last C.hurt D.mislead
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