The rise in electricity costs has added to our difficulties中为什么用added不用add 2个回答 #热议# 为什么有人显老,有人显年轻? hhjj333333 2012-08-05 · TA获得超过118个赞 知道小有建树答主 回答量:112 采纳率:0% 帮助的人:70.3万 我也去答题访问个人页 关注 展开全部 The rise in electricity costs 是主语 has added 是谓语have:用法助词v.aux. 1. (加过去分词,构成完成时态)已经;曾经 have/has done现在完成时 本处就是现在完成时的语态,所以用added 本回答由网友推荐 已赞过 已踩过< 你对这个回答的评价是? 评论 收起 hin118118 2012-08-05 · TA获得超过407个赞 知道小有建树答主 回答量:362 采纳率:0% 帮助的人:264万 我也去答题访问个人页 关注 展开全部 现在完成时 have +过去分词 已赞过 已踩过< 你对这个回答的评价是? 评论 收起 推荐律师服务: 若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询 其他类似问题 2012-10-04 the rise in electricity costs has ()our difficulties in carrying out the project.这句话什么意思? 1 2013-01-27 Everything in this big city is expensive, and the rise in electricity costs ___ our cifficulties. 2012-07-02 The snowstorm added to our difficulties. 为什么要加to,add是及物动词呀 1 2009-09-15 what he did has added to our difficulties为什么用现在完成时 1 2011-08-18 the bad weather only__our difficulties to arrive there on time. 为什么不是added 而是added to ?谢谢 1 2009-02-07 electricity in our life 98 2011-03-29 英语作文 Electricity in our life 98 2009-05-05 How to save electricity in our dail life 的作文(高悬赏) 233 为你推荐: