【题目】The system may be announced towards the end of the year as it takes time for authorities to the impacts of a reduced rate.
A. comment B. conclude C. calculate D. condemn
在线课程【答案】C
【解析】考查动词词义辨析。句意：该系统可能会在年底公布，因为当局需要时间来计算降低利率的影响。A. comment评论；B. conclude结论；C. calculate计算；D. condemn谴责。C项符合语境