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【判断题】
在平面连杆机构中,摇杆与曲柄是同时存在的,即有摇杆就有曲柄A.
正确
B.
错误
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举一反三
【单选题】What is the first step?
A.
Crack the eggs in a bowl.
B.
Heat the pan.
C.
Fold the omelet in half.
【多选题】关于 礼仪的起源 ,你认为下列哪些说法是正确的:
A.
对神灵的敬畏
B.
对家庭成员言行的规范
C.
人们交往沟通的需要
D.
维系等级差别的需要
E.
源于人的欲望与环境的矛盾
【简答题】TEXT B When a Scottish research team startled the world by revealing 3 months ago that it had cloned an sheep , President Clinton moved swiftly.Declaring that he was opposed to using this unusua...
【多选题】The Institute of Electrical and Electronics Engineers' (IEEE's) "Global Initiative for Ethical Considerations in AI and Autonomous Systems" declares that:
A.
Ethical issues can easily be rendered invisible or inappropriately reduced and simplified in the context of technical practice.
B.
Many engineering programs do not sufficiently integrate course work, training, or practical experience in applied ethics throughout their curricula.
C.
Ethics education for engineering students should be meaningful, measurable, and incorporate best practices of STEM ethics education drawn from pertinent multidisciplinary resources.
D.
The aim of these recommendations is to prepare students for the technical training and engineering development methodologies that incorporate ethics as essential so that ethics and human rights become naturally part of the design process.
【简答题】如图，在△ABC中，D是AB边上一点，连接CD，要使△ACD与△ABC相似，应添加的一个条件是（ ）。
【简答题】1937年1949年的解放区文学分为两个阶段，其划分是（）为界。
【简答题】某现浇砼梁 L1:梁长6m,断面b×h=250mm×600mm,保护层厚度取25mm。配筋简图如下。试计算梁L1中1、2、3、4号钢筋的下料长度。
【简答题】如图，在△ABC中，边AB的垂直平分线分别交BC、AB于点D、E，AE=3cm，△ADC的周长为9cm，则△ABC的周长是 .
【单选题】在中国人眼里,鸡是吉祥如意的动物,春节期间,“鸡年大吉”的祝福语不绝于耳。从哲学上看,“鸡年必定大吉大利”的说法( ) 。
A.
不懂得事物之间的联系具有客观性
B.
是根据事物固有联系建立新的具体联系的体现
C.
是把感性认识上升到理性认识的结果
D.
不懂得事物之间的联系具有普遍性
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