By 2005, China's network was the second busiest freight carrier and carried nearly （） percent of the world’s freight traffic.
A.23
B.33
C.43
D.53
正确答案：23
By 2005, China's network was the second busiest freight carrier and carried nearly （） percent of the world’s freight tra
3次阅读
By 2005, China's network had become the biggest passenger carrier, generating about（） percent of the world’s passenger t
By 1990, despite the network having increased to（） kilometers.
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