問題詳情

11. Radar equipment is put on trucks and driven near a tornado _________ it records wind speeds and other weather data.
(A) where
(B) , where
(C) which
(D) , which

參考答案

答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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