解析：选B　段落大意题。根据第二段的整体内容可知，本段主要介绍了这个新产品的原理和实际操作方式，故选B项。

　　8．What can be the best title of the passage?

　　A．A New In­car Device Against Speeding

　　B．Progress in Car­making Science

　　C．Warning for Adventurous Drivers

　　D．A Speed Alert and Its Future Use

　　解析：选A　标题归纳题。文章第一段开篇点题，主要介绍了澳大利亚一家公司所生产的一种新型的预防超速驾驶的车载智能装备，故选A项。

　　C

　　In 1992, when Xi Jinping worked in Fuzhou, he came across a newspaper report about "My Guling'"， written by a Chinese student studying in the United States.

　　The report described an American couple who tried in vain to revisit a southern Chinese town called Guling, where the husband, Milton Gardner, had spent 10 years of his childhood before moving back to the United States in 1911.

　　Gardner, who later became a professor of physics at the University of California, had been longing to revisit Guling since 1979 when the diplomatic ties between China and the US were set up. But he had never made the trip due to his failing health.

　　According to the newspaper, Gardner kept uttering (叨念) "Kuling, Kuling" in the final hours of his life.

　　After he passed away, his wife Elizabeth Gardner decided to carry out the dying wish of her husband and since then made several trips to China in an attempt to find the small town that her husband had so much affection about. Her efforts ended in vain as she had few clues (线索) about the exact spot of the town. But a Chinese student lodging (寄宿) at the Gardners' recognized the small town as Guling near Fuzhou City from postmarks on some old mails of late Mr.Gardner.The student wrote an article about Gardners' story and sent it to the People's Daily, one of the major newspapers in China.

　　"After I read the story, I immediately contacted Mrs. Gardner through the departments concerned and invited her to visit Guling，" Xi told the media. Thanks to Xi's arrangement, Mrs. Gardner finally arrived at Guling in August 1992. She met there with nine childhood friends of her husband, all of whom were over 90 years old at that time.

　　It was a happy occasion for Mrs. Gardner, who was later awarded the honorary citizenship of Fuzhou City, Xi recalled.

"She said that she would value this bond (纽带) of friendship between her husband and the people of China, because after seeing for herself the beautiful Guling and the warmth and