問題詳情

79. The passage is mainly concerned with ______.
(A). an attempt at developing recyclable tents
(B). some efforts at making full use of cardboards
(C). an unusual success of a graduation project
(D). the effects of using cardboard tents on music festivals

參考答案

答案:A
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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