A considerable amount of time and money has been invested in______this system.A、

游客2025-05-03  0

问题 A considerable amount of time and money has been invested in______this system.

选项 A、defining
B、implying
C、reducing
D、perfecting

答案 D

解析 defining意为“定义”;implying意为“暗示”;reducing意为“减少”;perfecting意为“完善”。本句话意思是:完善这个系统。D项符合题意,如:They worked hard to perfect their dance.(他们卖力地使舞蹈更加完美)。
转载请注明原文地址:https://www.tihaiku.com/zcyy/4060132.html
最新回复(0)