通读全文,结合第一段 “Humans evolve (进化) from apes. This is what we learned in biology class. But what came before apes? Chinese scientists have discovered fossils (化石) that could enrich the evolutionary story of how humans evolved from fish.(人类是从猿类进化而来的。这是我们在生物课上...
2. Why did the findings draw a large amount of interest in the science world? A.Because there is a lack of fish fossils. B.Because jaws are a key feature of all species. C.Because the missing of the jaw had been a mystery.
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Is who. As human beings. We make mistakes and ask for help now and then. When a mistake is made. We may we apologize. When some help is provide. We express our gratitude. In this part, we will focus on the appropriate ways to make apologize and give thanks. The following thought di...
and we can evolve animals, and we're now reaching a point where we really have to ask, is it really ethical and do we want to evolve human beings? And as you're thinking about that, let me talk about that in the context of prosthetics, prosthetics past, present, future. 00...
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Scientists now think that a large proportion of these molecules came from outside planet Earth. Comets and asteroids could be the missing links of a long chain.科学家们现在认为，这些分子中有很大一部分来自地球以外的星球。彗星和小行星可能是生命的长链中缺失的环节。The chain began with the simple ...
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