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男，45岁，农民，急起发热、头痛、全身乏力5天。体查：T38℃，P122次/分，BP70/60mmHg，脸面及颈部潮红，眼结膜充血，球结膜可见片状出血，注射部位及双臀部可见大片瘀斑，肺部未闻及异常。下列治疗欠妥当的是（）
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科学技术是第一生产力，促进科学技术再生产的最主要途径是（）。
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比较而言哪种后缘襟翼产生增升效果大：（）.
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黏膜充血，小疱疹或成簇小疱疹，7～10天痊愈的是（）
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跌落式熔断器安装的相间距离不小于（）mm。
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As Christmas is coming, there are presents to be bought, cards to be sent, and rooms to be cleaned. Parents are ___1___ with difficult jobs of hiding presents from curious young children. If the gifts are large, this is sometimes a real ___2___. On Christmas Eve, young children find the excitement almost unbearable. They are torn between the wish to go to bed early so that Father Christmas will bring their presents quickly and the wish to stay up late so that they will not miss the fun. The wish for gifts usually proves stronger. But though children go to bed early, they often lie awake for a long time, hoping to get a short ___3___ at Father Christmas. Last Christmas, my wife and I successfully hid a few large presents in the storeroom. I ___4___ the moment when my son, Jimmy, would ask me where that new bike had come from, but ___5___ he did not see it. On Christmas Eve, it took the children hours to go to sleep. It must have been nearly ___6___ when my wife and I went quietly into their room and began filling stockings. Then I pushed in the ___7___ I bought for Jimmy and left it beside the Christmas tree. We knew we would not get much sleep that night, for the children were ___8___ to get up early. At about five o’clock the next morning, we were woken by loud sounds coming from the children’s room — they were shouting excitedly! Before I had time to get out of bed, young Jimmy came riding into the room on his new bike, and his sister, Mary, followed close behind pushing her new baby carriage. Even the baby arrived. He moved ___9___ the hands and knees into the room dragging a large balloon behind him. Suddenly it burst. That woke us up ___10___. The day had really begun with a band! ___8___内应选（）
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某船测得舱内气温18℃，露点14℃，舱外气温10℃，露点6℃，则可实施（）。
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PAL制与NTSC之之间可以兼容收看
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夏天雷雨过后天空出现的七色光环是什么？
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赤道与地球公转的轨道平面不垂直，通常粗略地认为是66.5°的交角.（）