单项选择题
A．man possesses far more senses than the five major ones B．man possesses a few more senses than animals C．man possesses as many senses as animals D．man has fully utilized his senses
A．Man is more colour-conscious than the honey-bee. B．The honey-bee is blind to red. C．The honey-bee can see far more colours than man. D．Man is sensitive to the ultra-violet.
A．All senses have their limitations. B．Insects are more sensitive to colours than man. C．Man has not fully utilized all his senses. D．Man is not as good as animals in learning about the environment.