China's HSR accounts for （）of the world's total high-speed railway networks._精华吧

China's HSR accounts for （）of the world's total high-speed railway networks.

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China's HSR accounts for （）of the world's total high-speed railway networks.

A.1/3

B.2/3　

C.3/4

D.3/5

正确答案：2/3　

Tag：中外铁路文化之旅时间：2022-01-14 21:29:49

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