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GRE填空及答案(汇总)

　　1. For the urban researcher, the long lives of ancient cities can provide ample chronological data, making up for the paucity stemming from relative ___ of most present-day cities.

　　A. complexity

　　B. formlessness

　　C. transparency

　　D. diversity

　　E. youthfulness

　　答案请点击下一页>>