下列四个备选项中只有一个可以替代句中加粗的单词或词组，请将其代码填写在题后的括号内。The authorities are wi

下列四个备选项中只有一个可以替代句中加粗的单词或词组，请将其代码填写在题后的括号内。The authorities are willing to permit a run-down in the country’s international reserves over the next few years as means of 【accelerating】 the introduction of foreign technology.
A、speeding up
B、speeding on
C、speeding off
D、speeding down
【正确答案】：A
【题目解析】：accelerate加速；speed up加速；speed on速对；speed off迅速离开；speed down降速；故选A。