Watch a baby between six and nine months old, and you will observe the basic idea of geometry being learning.Once the baby has m

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问题 Watch a baby between six and nine months old, and you will observe
the basic idea of geometry being learning.Once the baby has mastered the【M1】_________
idea that
space is three dimensional, it reaches out and begins grasping various things, that the
ideas of sets and number are formed.So far, so good.But now an ominous【M2】_________
development takes the place.The nerve fibers in the brain separate themselves in such【M3】_________
a way that he baby begins to hear sounds very exactly.Soon it packs up language.【M4】_________
And it is then brought into direct communication with grown-ups.From this point on,
it is usually downhill all the ways for mathematics, because the child now becomes【M5】_________
exposed to all the rubbish words and beliefs of the born.Nature, has done【M6】_________
very well by the child to this point, having permitted it the luxury of thinking【M7】_________
for itself for eighteen months, now gives it to the unreasonable conventions【M8】_________
and beliefs of society.But at least the child knows something of geometry and
peaceful days, no matter how vicissitudes it may suffer latter on.The main reservoir【M9】_______
of mathematical ability in any society is thus possessed by children which are about two【M10】_________
years old, children who have just learned to speak freely.
【M8】

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