灭绝的

If a kind of animal can not have enough offsprings, then it will die out.

一个动物物种如果不能在每一代生育足够数量的后代，那它就要灭绝。

A kind of animal will be extinct ,if it can't bear enough offsprings

一个动物物种如果不能在每一代生育足够数量的后代，那它就要灭绝。

If a animal species can not breed enough offsprings in each generation, it will be extinct.

一个动物物种如果不能在每一代生育足够数量的后代，那它就要灭绝。

If one animal species would not bring enough offsprings, It will be extinct.

一个动物物种如果不能在每一代生育足够数量的后代，那它就要灭绝。

If an animal species couldn't breed enough quantity of offsprings each generation, they will be extinct.

一个动物物种如果不能在每一代生育足够数量的后代，那它就要灭绝。

The wood bison is the larger of the two, and is now found mostly in western Canada.

解析：短文谈到原来在北美大陆上有多种野牛生活着，现在仅存两种，作者隐含达到的意思是几种野牛被杀绝或灭绝，D为正确答案。A、B、C和D与短文矛盾。

This forced tree-dwelling animals to adapt to their new environment or die out.

这迫使树居动物要么适应新的环境要么灭绝。

"If You Leave Us Here, We Will Die": How Genocide Was Stopped in East Timor.

原译：你们走了，我们会死的！——东帝汶种族灭绝之如何终结

The large, slow-growing animals were easy game, and were quickly hunted to extinction.

体型巨大，生长缓慢的动物容易被捕获，于是迅速遭到捕猎而灭绝。

They may have gone, along with mammoths, short-headed bears, ground sloths and camels, because a comet exploded over their heads.

也许是一颗在他们头顶爆炸的彗星导致了他们和猛犸象、短头熊、地獭和骆驼一起灭绝了

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。