It takes us less time to go to Beijing because the ____ of trains has increased a lot.
It takes us less time to go to Beijing because the ____ of trains has increased a lot.
A. price B. speed C. number D. service
【答案】B
【解析】句意:去北京花费的时间少了,因为火车的速度提高了很多。本题考查名词词义辨析。A. price 名词,价格 B. speed名词, 速度 C. number名词,数字,数目 D. 名词, service服务。根据句意选B。
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