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【简答题】
由曲线 , 与x轴所围成的平面图形绕x轴旋转而成的旋转体的体积 。
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皮皮学刷刷变学霸
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【单选题】(8~10题共用题干) 患者,男性,45岁,患乙型肝炎住院50d , 痊愈出院。 8.患者的床单位处理哪项是错误的
A.
床垫、褥、棉胎曝晒4h
B.
消毒液擦拭病床、床旁桌椅
C.
病室用2% 过氧乙酸熏蒸消毒
D.
痰杯先消毒、清洗、消毒
【单选题】信息技术有自身的特点,下列选项中,不属于它给人类带来的特有的矛盾与问题的是______。
A.
“共享”与“尊重”
B.
“开放”与“安全”
C.
“交通”与“文明”
D.
“虚拟”与“现实”
【单选题】听力原文：M: Though we didn't win the game, we were satisfied with our performance. W: You did a great job. You almost beat the world's champions. It's a real surprise to many people. Q: What do we learn f...
A.
They both enjoyed watching the game.
B.
People were surprised at their winning the game.
C.
They both felt good about the results of the game.
D.
The man thought the results were beyond their expectations.
【简答题】元素的()、()、()和()随着原子序数的增大,呈现明显的周期性变化。
【简答题】生产经营单位是安全生产的责任主体，()是安全生产的第一责任人，要对本单位安全生产全面负责，依法落实()。
【多选题】生产经营单位是安全生产的责任主体，对本单位的安全生产承担主体责任。主体责任主要包括()、事故报告和应急救援责任。
A.
组织机构保障责任
B.
规章制度保障责任
C.
物质资金保障责任
D.
管理保障责任
【单选题】听力原文：W: Though we didn't win the game,we were satisfied with our performance. M: You did a great job.You almost beat the world's champions.It's a real surprise to many people. Q: What do we learn from...
A.
They both enjoyed watching the game together.
B.
They both felt good about the results of the game.
C.
People were surprised at their winning the game.
D.
The results were beyond the woman's expectation.
【单选题】听力原文：M: Though we didn't win the game, we were satisfied with our performance. W: You did a great job. You almost beat the world champions. It's real surprise to many people. Q: What do we learn from ...
A.
They both enjoyed watching the game.
B.
The man thought the results were beyond their expectations.
C.
They both felt good about the results of the game.
D.
People were surprised at their winning the game.
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