问题
选择题
| On Feb. 6, Xi'an－Zhengzhou High Speed Railway,____ first high-speed railway in ____ West China, was put into operation. |
A. 不填; the B. the; the C. the;不填 D. 不填；不填 |
答案
答案：C
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| On Feb. 6, Xi'an－Zhengzhou High Speed Railway,____ first high-speed railway in ____ West China, was put into operation. |
A. 不填; the B. the; the C. the;不填 D. 不填；不填 |
答案：C