GRE Text Completion: ETS Fundamental-GRE填空ETS基础 - O3R76Z6E3Z060ZV_X

Biologists (i)____________ isolated oceanic islands like the Galapagos, because, in such small, laboratory-like settings, the rich hurly-burly of continental plant and animal communities is reduced to a scientifically (ii)____________ complexity. A. desert B. diverse C. reject D. intimidating E. prize F. tractable