为防止被污染的利器刺伤，正确的做法是（）
A.小心处理用过的尖锐物品和设备
B.使用后的针头重复使用需严格筛选
C.用手去除针头时务必小心谨慎
D.废弃的针头需立即复帽
E.用后的针和手术刀应弃于黄色双层塑料袋内
参考答案：A
解析：为防止被使用后的污染利器刺伤，小心处理用过的尖锐物品（针及手术刀等）和设备，使用后的针头不复帽且不复用，不用手去除针头，若要人为去除针头时，应使用其他技术和可用器械设备去除针头，用后的针头及尖锐物品应弃于耐刺之硬壳防水容器内。
Mr. White is a member of his office. He's strong and can easily deal with all kinds of matters. So he's always more than his workmates. Of course he's often busy and has no time to do the housework. His wife him well and does all at home. __ ! Their daughter was hurt in a traffic accident last month and had to be . Now Mrs. White has to look after her there and she can't go home. Mr. White often eats something in the restaurant. As he did some cleaning, the rooms were all disorderly (零乱不堪) . Yesterday morning, before Mr. White got up, the telephone rang. He sat up to answer it. His friend told him to an important telephone number down. But he could find a piece of paper. He found there was much dust(灰尘) on the table and wrote the number on it. But soon he forgot it and went to work. Two hours later came back and looked for a sweater for her daughter. Her husband came in while she was the table. He couldn't the number on the table and called out angrily ,"Who let you clean the table?"
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