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【简答题】
已知 tanα= 3 ，求 sin(α+nπ)cos(α-nπ) sin(α+nπ)+sin(α-nπ) (n∈Z) 的值．
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举一反三
【单选题】How do robots learn human values？
A.
By interacting with humans in everyday life situations。
B.
By following the daily routines of civilized human beings。
C.
By picking up patterns from massive data on human behavior。
D.
By imitating the behavior of property brought-up human beings。
【单选题】Many people believe _______ robots will do most of our housework in the future.
A.
that
B.
if
C.
why
D.
how
【简答题】Decision Simulation
【单选题】The author implies that whether or not a simulation is good enough will be mainly influenced by ______.
A.
the speed of a computer
B.
the cost of a computer
C.
the display of a computer
D.
both A and C
【简答题】液压传动有哪些主要优缺点?
【简答题】简述骨骼肌收缩机制
【简答题】完形填空 How soon will robots become so clever that they' will be able to do jobs which human can do, such as 2 language or looking after patients in hospital? Some 2 believe this will happen in twenty ye...
【单选题】We can infer from the text that 'computer literate' means______.
A.
being able to afford a computer
B.
being able to write computer programs
C.
working with the computer and finding out its value
D.
understanding the computer and knowing how to use it
【单选题】We can infer from the text that 'computer literal' means ______.
A.
being able to afford a computer
B.
being able to write computer programs
C.
working with the computer and finding out its value
D.
understanding the computer and knowing how to use it
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