Hours of playing violent video games can
题型:选择题
问题:
Hours of playing violent video games can affect the way the brain works, ______ damage to certain cells of brain.
A.to cause
B.cause
C.causing
D.caused
Hours of playing violent video games can affect the way the brain works, ______ damage to certain cells of brain.
A.to cause
B.cause
C.causing
D.caused