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邮政物流业务的服务范围包括（）。
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液化石油气储罐、容器及附件材料的选择和设计应符合（）的规定。
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硬铝导体长期最高允许温度为（）。
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停电更换熔断器后，（）时，应戴手套和护目眼镜。
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I had my first chocolate bar at five years old. Ill never forget the【C1】______, comforting taste. But the circumstances were【C2】______but sweet. It was World War H . I【C3】______with my family in the Lithuanian town of Taurage【C4】______the Russian army swept west toward Nazi Germany. Many people in our village【C5】______away in terror. In the confusion, I stood with my 12-year-old sister, and my three-year-old brother, near the railway【C6】______, where a train for Germany waited.【C7】______families were allowed to board the train. Just before leaving, a woman traveling【C8】______approached us. "Ill take care of him," she told my sister, and【C9】______me onto the train as it left the station. The entire trip I【C10】______my mother. We arrived in Hamburg. Now that the woman had【C11】______Taurage she had no more use for me. I lived on the【C12】______like thousands of other children in that wartorn city. I survived 【C13】______stealing food. Then the American occupation troops arrived. One afternoon as I hid【C14】______in a mess tent in search of food, a huge hand lifted me up by the collar—an American soldier. I was【C15】______and I could see it upset him. "Its okay, kid," he said. He reached into his jacket and handed me a chocolate bar. I【C16】______it and took a small bite. I thought Id gone to heaven. The soldier took me and some other【C17】______children to an orphanage run by Red Cross. Fours years later I was transferred to an orphanage in America. 【C18】______a family who lived in Pennsylvania adopted me. Later I joined the Army, then attended college after the army and【C19】______a masters degree in clinical social work. I never did learn the soldier God sent to save my life, but I will remember his【C20】______forever.【C1】A．poorB．badC．terribleD．delicious
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臀位阴道分娩，下列哪项是正确的（）
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以下材料中可以去除漆面尸虫的是（）
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加涅认为“认知策略是学习者用以支配自己的心理加工过程的内部组织起来的技能。”()
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煤层暴露面上的瓦斯涌出量通常都是随着时间的延长而增大的。
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采用液压和电脑对钢板厚度进行自动控制的系统称为（）。