新 GRE 填空:三空题题型解析 5由于 ETS 对 GRE 的改革,相对于新 GRE 填空题的复习资料也较少,这里为大家搜集整理了有关新 GRE 填空三空题型的复习资料,接下来会有更多有关新 GRE 填空三空题题题型局部的资料共享给大家,期望对大家有所关怀
例题: The old belief that climatic stability accounts for the high level of species diversity in the Amazon River basin of South America emerged, strangely enough, from observations of the deep sea
Sanders discovered high diversity among the mud-dwelling animals of the deep ocean
He argued that such diversity could be attributed to the absence of significant (i)____ in the climate and physical conditions, without which the (ii)____ of species should be rare
In the course of time new species would continue to evolve, and so the rate of speciation would be greater than the rate of (iii)____, resulting in the accumulation of great diversity
Blank 1: A
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