his lack of adaptability in diet.
Perhaps part of the reason for his failure to survive was
his lack of adaptability in diet.
But modern man is almost entirely free from
the limitation of any particular food requirements.
But modern man is almost entirely free from
the limitation of any particular food requirements.
We are able to survive on a wide variety of foods, both animal and vegetable.
For example, the Eskimos are almost totally meat eaters:
We are able to survive on a wide variety of foods, both animal and vegetable.
For example, the Eskimos are almost totally meat eaters:
seal, bear, whale meat and fish form their whole diet;
the Aborigines of Australia, living in dry desert regions,
seal, bear, whale meat and fish form their whole diet;
the Aborigines of Australia, living in dry desert regions,
have learnt to survive by making use of forms of insect life as food
to supplement their diet of fruits and roots.
have learnt to survive by making use of forms of insect life as food
to supplement their diet of fruits and roots.
Men have learnt to survive in the deserts and in dense rain forests;
they have learnt to raise domestic animals,
Men have learnt to survive in the deserts and in dense rain forests;
they have learnt to raise domestic animals,
which live at high altitudes so that
they can inhabit the mountainous regions of the world like Tibet;
【2008年6月四级预测卷听力(星火)第10课】相关文章:
最新
2017-01-16
2016-10-21
2016-10-08
2016-10-08
2016-10-08
2016-10-08