妊娠期妇女慎用的中成药有（） ["天麻丸","木香分气丸","牛黄上清丸","附子理中丸"]
If the ship sustains such damage that repairs are necessary，the master must put into the nearest port（）such repairs can be effected. ["which","at which","there","at there"]
心理训练是针对个别消防人员开展的训练工作。
下列哪一项内容的出现使我们的传统德育受到了冲击（） ["报纸","书籍","网络","电视"]
施工人员应具备哪些基本安全知识？
自喷系统配水支管上喷头数不能超过几个？
