单项选择题
A.a change in the status of literate people B.a change in the nature of reading C.an increase in the number of books D.an increase in the average age of readers
A.the importance of silent reading B.the amount of information yielded by books and newspapers C.the effects of reading on health D.the value of different types of reading material
A.Silent reading had not been discovered. B.There were few places available for private reading. C.Few people could read for themselves. D.People relied on reading for entertainment.