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With the development of production and science,radio a wide use in  a short time.
A.foundB.findsC.have foundD.has found
D
该题考查动词的时态和主谓一致。本句陈述的是在极短的时间内,收音机得到广泛的应用,且此情况有延续下去的可能性,因此应该用现在完成时态。
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