某同学用医生处方去药店买药，发现药盒上没有“OTC”标志，他买的的药品属于（ ）
A：处方药
B：非处方药
C：中药
D：西药
wind up break up lay out bent on try out in tune let out touch on subscribe to for good measure
Doing eye exercises _______ well in _______ our eyesight.
