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问题 单项选择题

请柬的正文内容如时间、地点、活动的具体事项必须写清楚、完整，不可疏忽遗漏，因此请柬写作时要求

A．语气谦恭

B．有说服力

C．事理结合

D．表达准确

答案

参考答案：D

完形填空

改写后的课文内容填空 （共10个空，每空1分，满分10分）

Frederick William I, to whom the Amber Room b________小题1:, could not have imagined it would have such an a________小题2:story. The Amber Room was designed in the fancy style popular in those days, d________小题3: with gold and jewels. He, however, gave it to Peter the Great as a g________小题4:. For the Czar, the Amber Room served as a small r________小题5: hall for important visitors. Later, Catherine II told her artists to add more d________小题6:to the Amber Room to make it even more beautiful.

During World War II, the Nazi army attacked St Petersburg. Though the Russians were able to remove some f________小题7:and small art objects, some of the Nazis s________小题8: stole the Amber Room itself. There is no d________小题9: that the Amber Room was put on a train for Königsberg. What happened to it later r________小题10: a mystery.

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问答题 简答题

开关电源中的直流配电部分起什么作用？
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