Despite the proliferation of other faster modes of transportation, the railroads remain the largest carriers of intercity freight in the United States.
A.schemes
B. means
C.tracks
D. variables
查看答案
正确答案: B 答案分析:无
包含此试题的试卷:
相关的试题
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables
A.schemes
B. means
C.tracks
D. variables