A Sichuan government official expressed their thanks through CCTV for the aid they ______ in the last three years.A.would receiveB.are receivingC.have receivedD.had received
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D解析这题考查时态，根据时间顺序，他们接受帮助应该在表达感谢之前，表示过去的过去，选D，句意是：一个四川政府官员通过CCTV表达了对过去三年中获得的帮助的感谢。