_A Chinese runner,Liu Xiang,rushed to the ending line a surprising speed.A. atB. byC. thro

发布时间：2020-08-17 14:41:45

_A Chinese runner,Liu Xiang,rushed to the ending line     a surprising speed.
A. at
B. by
C. through
D. with

网友回答

(答案→)A. at
B. by
C. through
D. with
解析：考查介词。at...speed是固定的介词搭配，意思是“以……的速度”。
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