问题
选择题
Policemen think that where there is violence , drugs with damaging effects on kids are always ______ it．
A．beyond
B．before
C．behind
D．besides
答案
答案：C
这题考查介词：A．beyond超出，B．before 在…前面，C．behind在…后面，D．besides除了，句意是：经常认为在有暴力的地方，对孩子有毁灭性影响的毒品就紧随其后。选C。