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第二册九人类的出现四要科学地说明事物,应该力求按照事物的本来面貌作恰如其分的介绍,准确地反映人们对事物的认识程度,文章的用语应该讲求分寸。分析下边的一段话,看看什么地方说得肯定,什么地方说得不肯定,为什么这样说。人类究竟是在什么时候从猿的系统中分化出来的呢?对于具体时间,现在还有不同意见,但都认为是在第三纪的某一个时期,可能是中新世或其前后,即在渐新世晚期到上新世早期,距今约三千万年到一千万年的时期之内。至于能制造工具的人的出现,却
Second Book 9 The emergence of mankind Fourthly, it is necessary to explain things in a scientific way. It should strive to introduce proper descriptions of the original appearance of things and accurately reflect people’s understanding of things. The terminology of articles should be measured. Analyze the following paragraph to see what is said and what is said, why not say it, and why. When did humans diverge from the system of embarrassment? There are different opinions on the specific time, but they are all considered to be in a certain period of the Tertiary Period. It may be during or after the Miocene, that is, From the late Oligocene to the early Pliocene, it was within a period of about 30 to 10 million years. As for the emergence of people who can make tools,