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【单选题】
按调查对象所包括的范围不同,统计调查可以分为( )。A.
定期和不定期调查
B.
统计报表和专门调查
C.
经常性调查和一次性调查
D.
全面调查和非全面调查
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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.
【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...
【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______．
【单选题】将人成熟红细胞放在质量分数为9%的食盐溶液中制成装片后,用显微镜观察,可以发现红细胞的状态变化是 ( )
A.
不能确定
B.
正常状态
C.
细胞膜破裂
D.
细胞皱缩
【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.
【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。
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