2015考研英语阅读人类进化史
<p> <span word="Human">Human</span> <span word="evolution">evolution</span></p><p> 人类进化史</p><p> <span word="You">You</span> <span word="look">look</span> <span word="familiar">familiar</span></p><p> 似曾相识</p><p> <span word="Another">Another</span> <span word="piece">piece</span> <span word="of">of</span> <span word="humanity">humanity</span> <span word="s">s</span> <span word="family">family</span> <span word="tree">tree</span> <span word="is">is</span> <span word="fitted">fitted</span> <span word="into">into</span> <span word="place">place</span></p><p> 南方古猿<span word="sediba">sediba</span>的发现填补了人类家族谱系的关键空白</p><p> <span word="THE">THE</span> <span word="opening">opening</span> <span word="scene">scene</span> <span word="of">of</span> <span word="Mel">Mel</span> <span word="Brooks">Brooks</span> <span word="s">s</span> <span word="film">film</span> <span word="History">History</span> <span word="of">of</span> <span word="the">the</span> <span word="World">World</span>: <span word="Part">Part</span> <span word="One">One</span> <span word="dispenses">dispenses</span> <span word="withhuman">withhuman</span> <span word="origins">origins</span> <span word="in">in</span> <span word="one">one</span> <span word="line">line</span>: <span word="And">And</span> <span word="the">the</span> <span word="ape">ape</span> <span word="stood">stood</span>, <span word="and">and</span> <span word="became">became</span> <span word="man">man</span>.</p><p> 梅尔布鲁克斯执导的电影 世界史：序幕 开场仅用一句话就概括了人类起源： 类人猿直立起来，变成了人类。</p><p> <span word="Would">Would</span> <span word="that">that</span> <span word="it">it</span> <span word="were">were</span> <span word="that">that</span> <span word="easy">easy</span> <span word="for">for</span> <span word="palaeontologists">palaeontologists</span> <span word="to">to</span> <span word="sort">sort</span> <span word="out">out</span>.</p><p> 要是古生物学家也能如此轻而易举地阐释人类进化的奥秘就好了。</p><p> <span word="The">The</span> <span word="transition">transition</span> <span word="to">to</span> <span word="humanity">humanity</span> <span word="is">is</span> <span word="generally">generally</span> <span word="agreed">agreed</span> <span word="to">to</span> <span word="have">have</span> <span word="occurred">occurred</span> <span word="between">between</span> <span word="Australopithecus">Australopithecus</span>,<span word="a">a</span> <span word="genus">genus</span> <span word="of">of</span> <span word="small">small</span>-<span word="brained">brained</span>, <span word="bipedal">bipedal</span> <span word="primates">primates</span> <span word="whose">whose</span> <span word="most">most</span> <span word="famous">famous</span> <span word="member">member</span> <span word="is">is</span> <span word="a">a</span> <span word="fossil">fossil</span> <span word="nicknamed">nicknamed</span> <span word="Lucy">Lucy</span> , <span word="and">and</span> <span word="the">the</span> <span word="big">big</span>-<span word="brained">brained</span> <span word="species">species</span> <span word="Homo">Homo</span> <span word="erectus">erectus</span>.</p><p> 人们普遍认为人类是由南方古猿和直立人之间的某个物种演化而来。南方古猿头部较小，属双足灵长类动物，其最有名的家族成员是一具被称做 露西 的化石，比较而言，直立人的头部就大多了。</p><p> <span word="But">But</span> <span word="pinning">pinning</span> <span word="down">down</span> <span word="when">when</span> <span word="precisely">precisely</span> <span word="this">this</span> <span word="took">took</span> <span word="place">place</span>, <span word="and">and</span> <span word="which">which</span> <span word="of">of</span> <span word="the">the</span> <span word="various">various</span> <span word="australopithecinespecies">australopithecinespecies</span> <span word="were">were</span> <span word="involved">involved</span>, <span word="has">has</span> <span word="been">been</span> <span word="challenging">challenging</span>.</p>
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