Books are a worthy invention of human history since they make it possible for us
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Books are a worthy invention of human history since theymake it possible for us to make a__of human's thoughts.
A. plan B.sign C. point D. record
试题答案
【答案】
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【解析】名词辨析。A计划；B征兆；C点，意义；D记录。结合句意可知D正确。句意：书在人类历史上是一个非常有价值的发明，因为它让我们记录人类的想法变得可能。