新GRE考试阅读逻辑题练习(第二套)_GRE阅读

新GRE考试阅读逻辑题练习(第二套)

　　When assembly-line workers have made sug-gestions for improvements in manufacturing processes, some suggestions have been implemented, but many have not.

　　Assembly-line workers now need increased reading and mathematical skills to do their jobs.

　　Some of the innovations in assembly-line processes and procedures that were made to increase productivity have instead proved to be counterproductive.

　　The manufacturing companies are increasing the average age of their assembly-line workforce while still seeking to increase production.

　　4.During the nineteenth century, Britain s urban popu-lation increased as its rural population diminished. A historian theorizes that, rather than industrialization s being the cause, this change resulted from a series of migrations to urban areas, each occasioned by a depression in the agrarian economy. To test this hypoth-esis, the historian will compare economic data with population census data.

　　The historian s hypothesis would be most strongly supported if which of the following were found to be true?

　　The periods of greatest growth in the industrial economy were associated with a relatively rapid decline in the rural population.

　　The periods of greatest weakness in the agrarian economy were associated with relatively slow growth in the population as a whole.

　　Periods when the agrarian economy was compar-atively strong and the industrial economy com-paratively weak were associated with a particu-larly rapid decline in the rural population.