单项选择题

Counting is different from number sense in that counting is ______.

A．dependent on simpler mental activity
B．a kind of ability possessed by man
C．found in animals as well as man
D．the ability to distinguish differences in small sets of objects
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单项选择题
Why does the author say that the electronic economy may have a destructive impact on developing countries
A．Because it enables the developed countries to control the international market.
B．Because it destroys the economic balance of the poor countries.
C．Because it violates the national boundaries of the poor countries.
D．Because it inhibits the industrial growth of developing countries.
单项选择题
The crow was finally deceived because ______.
A．it was not afraid of her men in the tower
B．it did not have a number sense
C．it could not distinguish between four and five
D．it was evening and the crow was unable to count the hunters
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