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【单选题】
二元函数 在点 处连续的是 在点 处可微的 ( )
A.
充分而非必要条件
B.
必要而非充分条件
C.
充分必要条件
D.
既非充分也非必要条件
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参考答案：
举一反三
【单选题】Part B (10 points) You are going to read a text about relations between machine and human, followed by a list of examples. Choose the best example from the list A—F for each numbered paragraph (41—45)...
A.
Recent advances in biotechnology, particularly in the area of human genome research, suggest that within the twenty-first century we'll witness machines that can learn to think on their own, to repair and nurture themselves, to experience Visceral sensations, and so forth.
B.
The statement is clearly accurate insofar as machines are tools of human minds.
C.
In sum, because we devise machines in order that they may serve us, it is fair to characterize machines as 'tools of human minds'.
D.
It's hardly surprising that human-made machine can do the most works that belong to human before.
E.
In fact, it is because we can devise machines that are superior in these respects that we devise them—as our tools—to begin with.
F.
When we develop any sort of machine we always have some sort of end in mind—a purpose for that machine.
查看完整题目与答案
【简答题】Where is the boundary between human mind and machine? If the test were reasoning ability, the computer would be our superior. But logic alone does not make a first-class mind. In our complicated world...
查看完整题目与答案
【判断题】非地铁原因乘客持过期的单程票可以办理退票。
A.
正确
B.
错误
查看完整题目与答案
【单选题】数字信号传输有异步传输 . 同步传输,这种划分的依据是( )。
A.
字符传输顺序的不同
B.
字符同步方式不同
C.
字符起始信号的极性不同
D.
数据传输方向不同
查看完整题目与答案
【多选题】肱骨髁上骨折根据造成骨折的暴力形式的不同可分为:( )
A.
屈曲型
B.
伸直型
C.
内收型
D.
外展型
E.
粉碎型
查看完整题目与答案
【简答题】甲乙两人玩猜数字游戏，先由甲在心中任想一个数字，记为a，再由乙猜甲刚才所想的数字，把乙猜的数字记为b，且a，b∈{1，2，3，4}，若|a-b|≤1，则称甲乙“心有灵犀”．现任意找两人玩这个游戏，得出他们“心有灵犀”的概率为______．
查看完整题目与答案
【单选题】Machine learning may be a threat to workers because______.
A.
it will destroy all human jobs
B.
it may lead to unemployment
C.
it can do better than workers and human experts
D.
it can tell whether a biopsy of cells is cancerous
查看完整题目与答案
【单选题】甲、乙两人玩猜数字游戏，先由甲心中想一个数字，记为 ，再由乙猜甲刚才所想的数字，把乙猜的数字记为 ，其中 则称甲乙“心有灵犀”．现任意找两人玩这个游戏，则他们“心有灵犀”的概率为（    ）
A.
B.
C.
查看完整题目与答案
【单选题】数字信号传输有异步传输和同步传输之分,这种划分的依据是( )。
A.
字符传输顺序不同
B.
字符同步方式不同
C.
字符起始信号的极性不同
D.
数据传输方式不同
查看完整题目与答案
【简答题】根据每个教育活动的不同要求，保育员应与（）共同设计和（）活动场地，摆放（），做好教具、工具、材料、物品图片、手工制作必需要品等各方面的准备。
查看完整题目与答案
相关题目：
【单选题】Part B (10 points) You are going to read a text about relations between machine and human, followed by a list of examples. Choose the best example from the list A—F for each numbered paragraph (41—45)...
A.
Recent advances in biotechnology, particularly in the area of human genome research, suggest that within the twenty-first century we'll witness machines that can learn to think on their own, to repair and nurture themselves, to experience Visceral sensations, and so forth.
B.
The statement is clearly accurate insofar as machines are tools of human minds.
C.
In sum, because we devise machines in order that they may serve us, it is fair to characterize machines as 'tools of human minds'.
D.
It's hardly surprising that human-made machine can do the most works that belong to human before.
E.
In fact, it is because we can devise machines that are superior in these respects that we devise them—as our tools—to begin with.
F.
When we develop any sort of machine we always have some sort of end in mind—a purpose for that machine.
查看完整题目与答案
【简答题】Where is the boundary between human mind and machine? If the test were reasoning ability, the computer would be our superior. But logic alone does not make a first-class mind. In our complicated world...
查看完整题目与答案
【判断题】非地铁原因乘客持过期的单程票可以办理退票。
A.
正确
B.
错误
查看完整题目与答案
【单选题】数字信号传输有异步传输 . 同步传输,这种划分的依据是( )。
A.
字符传输顺序的不同
B.
字符同步方式不同
C.
字符起始信号的极性不同
D.
数据传输方向不同
查看完整题目与答案
【多选题】肱骨髁上骨折根据造成骨折的暴力形式的不同可分为:( )
A.
屈曲型
B.
伸直型
C.
内收型
D.
外展型
E.
粉碎型
查看完整题目与答案
【简答题】甲乙两人玩猜数字游戏，先由甲在心中任想一个数字，记为a，再由乙猜甲刚才所想的数字，把乙猜的数字记为b，且a，b∈{1，2，3，4}，若|a-b|≤1，则称甲乙“心有灵犀”．现任意找两人玩这个游戏，得出他们“心有灵犀”的概率为______．
查看完整题目与答案
【单选题】Machine learning may be a threat to workers because______.
A.
it will destroy all human jobs
B.
it may lead to unemployment
C.
it can do better than workers and human experts
D.
it can tell whether a biopsy of cells is cancerous
查看完整题目与答案
【单选题】甲、乙两人玩猜数字游戏，先由甲心中想一个数字，记为 ，再由乙猜甲刚才所想的数字，把乙猜的数字记为 ，其中 则称甲乙“心有灵犀”．现任意找两人玩这个游戏，则他们“心有灵犀”的概率为（    ）
A.
B.
C.
查看完整题目与答案
【单选题】数字信号传输有异步传输和同步传输之分,这种划分的依据是( )。
A.
字符传输顺序不同
B.
字符同步方式不同
C.
字符起始信号的极性不同
D.
数据传输方式不同
查看完整题目与答案
【简答题】根据每个教育活动的不同要求，保育员应与（）共同设计和（）活动场地，摆放（），做好教具、工具、材料、物品图片、手工制作必需要品等各方面的准备。
查看完整题目与答案
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