Having two eyes, instead of one, is particularly useful for ______.

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Having two eyes, instead of one, is particularly useful for ______.

A. seeing at night

B. seeing objects far away

C. looking over a wide area

D. judging distances

参考答案:

D 42.答案为D 此考题为细节题。根据文章第5段第1句Having two good eyes is importantfor judging distances,便可以旨定D正确。