第6题: [单项选择]In this passage, the writer implies that ______. A. Urban Council Libraries need more funds for books B. properly selected books have a good educational value C. text books are usually more expensive than other books D. to be a good learner, one must read widely 参考答案:B 答案解析:[解析] 此题可用排除法。A、C、D文中没有提到。“There is no doubt that when books are wisely selected,they have a great ed