建筑倒塌事故处置中救援人员()非稳固支撑的建筑废墟下面。

A、不准冒险进入

B、穿戴好防护装备进入

C、严禁进入

D、可以进入

—Drugs(毒品)  have done great harm to some people and their families.            

—I quite agree with you. So we should _____ them.        [ ]

A. stay away from  

B. shut down    

C. get on with      

D. put off