This article was written to __________.
A、warn us of impending starvation
B、present facts about life in the near future
C、oppose biological advances
D、warn of the danger of automation
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试题解析
纵观全文可知,本文主要列举了三项未来生活的发展,第一项是人类将拥有更多的机械能(mechanical energy),第二项是生物学知识的发展(advances in biological knowledge),第三项是自动化(automation),故答案为B。