试题题干
Big data projects have been criticized mainly for their high cost and lack of results.
参考答案
正确答案:
试题解析
听力原文:
The core of recent criticisms against big data project is the concern that expensive, massive data sets on biological phenomena-including the brain, the genome, the biosphere and more-won’ t necessarily lead to scientific discoveries.
本题考查理顺逻辑。
原文说最近对大数据项目的批评的核心是,人们担心,有关生物现象(包括大脑、基因组、生物圈等)的昂贵而庞大的数据集不一定会导致科学发现。题干说大数据项目被批评的主要原因是成本高、效果差。是对原文的概括,与原文相符,所以说法正确。