China will spend about 52 billion yuan ______ new airports a
| China will spend about 52 billion yuan ______ new airports and ______ old ones in the west of China in the llth Five-Year Plan period. |
| [ ] |
| A. repairing ; building B. to build ; repair C. building ; repairing D. to repair ; build |
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1年前1个回答
你能帮帮他们吗