单项选择题

A．Human beings show no capacity for developing a social tradition based on learning.
B．Human behaviors are determined by innate instinctive mechanisms.
C．Insects of the community do not Work together.
D．Insects’ social behaviors are determined by innate instinctive mechanisms.
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单项选择题
A．Once a week.B．Twice a week.C．Three times a week.D．Four times a week.
A．Once a week.
B．Twice a week.
C．Three times a week.
D．Four times a week.
单项选择题
A．They both live in communities.B．They both have soldiers to defend their societies.C．They both show great capacity for learning.D．They both have a division of labor.
A．They both live in communities.
B．They both have soldiers to defend their societies.
C．They both show great capacity for learning.
D．They both have a division of labor.
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