問題詳情
27. Technology companies generally invest a large percentage of their ______ in research and development.
(A) revenues
(B) regulations
(C) registration
(D) revelation
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)
用户評論
【kkmandiamond】評論
regulation 規則；規章；標準的revenue 收入；收益registration 登記；註冊revelation 揭示；暴露；顯示