第9题: [单项选择]What does the author try to prove in this passage A. A telephone is essential. B. What many people think necessary is not necessary at all. C. You would not use a telephone unless you were in a hurry. D. A car is essential for a taxi-driver. 参考答案:B 答案解析:第1段历数电话导致的麻烦,第2段告知读者在英国公用电话很方便。由此可知此题概括的作者的观点。