GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - 3LQ71WTU567TQGM7J

The passage is primarily concerned with A. assessing the empirical success of a theory B. explaining why no consistent theoretical account of a phenomenon has been possible C. advocating a potential solution to a theoretical impasse D. deducing testable predictions from a proposed theory E. describing the difficulties involved in explaining certain empirical results