1. 办文的核心工作是（） A. 会议工作 B. 事务工作 C. 沟通工作 D. 文字工作 2. 代表大会的会场布置要体现的是（） A. 庄严肃穆 B. 自由活泼 C. 庄严隆重 D. 欢乐喜庆 3. 秘书学的学科对象是（） A. 秘书历史 B. 秘书活动 C. 秘书人员 D. 秘书机构 4. 接到打...

1. 物体下落的速度正比于物体的重量,所以重物体要比轻物体下落的快。 对 错 2. 提出整个人体内血液循环理论的人是英国医生哈维。 对 错 3. 瓦特制造出了第一台永动机. 对 错 4. 哥白尼发表了太阳中心说。 ? 对 错 5. 1794年，机械师莫滋利发明了移动刀架和导...

1. 若 G 是一个汉密尔顿图，则 G 一定是(??? )． A. 欧拉图 B. 对偶图 C. 连通图 D. 平面图 2. 设有向图（ a ）、（ b ）、（ c ）与（ d ）如图六所示，则下列结论成立的是(??? )． 图六 A. （ b ）只是弱连通的 B. （ a ）只是弱连通的 C. （ d ）只是弱连...

1. What are the main functions of 3D printing? a. It can print a car. b. It can print almost anything. c. It can print a house. 2. Michael mentioned that a company has introduced a 3D printer for food producing. What is the name of this com...

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1. What are the distinct features of this 3D map? a. It's touch-responsive. b. It can talk. c. It can vocalize building information and directions when touched. 2. What is the ultimate purpose of designing this 3D map? a. To find an interac...

1. According to the text, the future vehicles can let the drivers see the area behind the car. 对 错 2. According to the text, the future vehicles can tell you about what other drivers are doing. 对 错 3. The government is pushing for techn...

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1. — ?If you like I can mail the tax bill for you?— ?_________? ? ? ? ? ? ? ? ? ?? A. That's very kind of you. B. You are great. C. You are so kind. 2. — ?How do I get to the garage? I need to have my car repaired.— ?_________? ? ? ? ?...