問題詳情

19 According to the author, humans invented different time-keeping instruments in order to .
(A) wake up a person on time
(B) measure time in equal units
(C) make good use of time
(D) emphasize the importance of time

參考答案

答案:B
難度:簡單0.743516
統計:A(12),B(258),C(39),D(22),E(0)

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