(2007临沂) China will spend about 52 billion yuan      new airports and      old ones in the west of China in the 11th Five-Year Plan period(时期)．

• A.repairing; building
• B.to build；repair
• C.building；repairing
• D.to repair；build

答案

正确答案：C

知识点：非谓语动词  

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