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Karaoke,whichwasinventedbytheJapanese,bothwondersandproblems.A,producedB.hasbeenproducedC.hasproducedD,wasproduced

题目详情
Karaoke,which was invented by the Japanese,___ both wonders and problems.
A,produced B.has been produced C.has produced D,was produced
▼优质解答
答案和解析
C.has produced