A:Could the same process used to clone Dolly the sheep be attempted with a mammoth?
B:Using an elephant as a surrogate mother?
A : It is certainly an enticing prospect. Herds of woolly mammoths grazing the pastures of the world's many natural parks would be a mighty attraction.
B:A massive triumph for modern science,showing it could even resurrect eradicated species. Extinct would no longer be forever.
A:Mammoths once roamed the world's northern hemisphere until they abruptly disappeared.
B:Yes. No longer able to compete for resources,they became extinct.
A:能不能将克隆多利羊所使用的工序用在克隆猛犸身上呢?
B:用一只大象作为替身妈妈?
A:这的确是一个诱人的前景。成群的长毛猛犸在世界上很多天然公园里吃着牧草将是一个很吸引人的景观。
B:现代科学的巨大发展将会复活已经灭绝的物种。物种的灭绝将不再存在。
A:在猛犸突然消失之前它们曾经徜徉在世界的北半球。
B:是的。不再适应资源的竞争,于是它们就完全灭绝了。
英语对话能使人在短的时间内学会实用的会话,尽量以浅显的方式介绍,即使平常不太有机会接触英语的人,也可一句一句地学习会话。建议大家多说多练,或者参加韦博英语培训,快速提升英语水平。
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