問題詳情

44. According to the passage, Grenoble, France, is the place where
(A) instruments were developed for measuring certain chemical elements
(B) scientists first recorded atmospheric levels of carbon dioxide
(C) scientists studied the contents of an ice core from Antarctica
(D)

參考答案

答案:D
難度:非常困難0
統計:A(0),B(0),C(1),D(0),E(0)

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