問題詳情
3 In order to save energy and reduce carbon________ , the receipts of duty payment, service charge payment anddeposit, will be gradually switched into the new electronic versions incorporating the standardized bar codes.
(A)dimensions
(B)resolutions
(C)emissions
(D)executions
參考答案
答案：C
難度：適中0.555556
統計：A(4),B(11),C(20),D(1),E(0)
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