根据《建筑施工竹脚手架安全技术规范》（第3.0.3条）竹脚手架使用地区（）一遇的基本风压大于0.5Kn/m2的，应对竹脚手架采取必要的加固措施。 ["10年","30年","50年","100年"]
下列哪些属于推销人员的任务（）。 ["拜访客户","传递信息","说服购买","提供服务","现场指导"]
所有的烟草制品一定都是烟草专卖品。（）
烟用丝束属于烟草专卖品而不属于烟草制品。（）
I am making water means（）. ["my vessel is leaking","my vessel is producing fresh water","my vessel is producing sea water","sea water is de-salted on board my vessel"]
注射器和针头怎样消毒？
