[单选题]在每小题列出的四个备选项中只有一个可以替代句中划线的单词或词组，请将其选出。 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
本题主要考查划线词的近义词辨析。
speed up 加速；使...加速 speed on （迅速）把握，熟悉 speed off 迅速离开 speed down 降速
