题目内容
According to the statistics, listening to loud music at rock concerts ______ hearing loss in some teenagers in the past 2 decades.
A. have caused B. caused C. had caused D. has caused
D
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题目内容
According to the statistics, listening to loud music at rock concerts ______ hearing loss in some teenagers in the past 2 decades.
A. have caused B. caused C. had caused D. has caused
D