Article: There are stories about two U.S . presidents,Andrew Jackson and Martin Van Buren,which attempt to explain the American English term OK.We don't know if either story is true,but they are both interesting. The first explanation is based on the fact that President Jackson had very little education.In fact,he had difficulty reading and writing.When important papers came to Jackson,he tried to read them and then had his assistants explain what they said.If he approved of a paper, he would write "all correct"on it.The problem was that he didn't know how to spell.So what he really wrote was "ol korekt".After a while,he shortened that term to "OK". The second explanation is based on the place where President Van Buren was born,Kinderhook,New York.Van Buren's friends organized a club to help him become President .They called the club the Old Kinderhook Club,and anyone who supported Van Buren was called"OK". Question: .The author _ . Yes or no, is the answer "is not sure whether the stories are true"?
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Article: The Fifth China International Fair for Investment and Trade is expected to expand the country's economic relations with the international community when it opens on September 9. The four-day fair will be held in the Economic Zone of Xiamen, a coastal city in East China's prefix = st1 /Fujianprovince. Compared with the previous four fairs held annually since 1997, this year's fair will provide more detailed information and better services for the participants, according to Xi Jinping, governor of the Fujian province and director of the organizing committee of the fair. A series of high-level forums will be held on international investment and China's entry into the World Trade Organization. Since 1997,Xiamenhas successfully hosted four sessions of the China International Fair for Investment and Trade, drawing global attention.Xiamenwill redouble its efforts to offer better services for all its guests and friends attending the fair, according to ZhuYayan, the mayor. Altogether 9,141 overseas-funded projects have been negotiated at the past four fairs, with a combined overseas investment of US $ 48.3 billion. Altogether 1,838 projects using foreign investment were negotiated with a total overseas investment of US $ 9,47 billion. The 1,261 contracts signed at the fourth fair registered a combined pledged overseas investment of US $ 5 billion. The total export and import volume reached US $ 786 million. Question: What is the average of the overseas investment on one project in the past four fairs? Yes or no, is the answer "0.00529 billion."?
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Article: According to the British "Daily Mail" reported on May 22nd, the United States of America "Forbes" magazine recently released the 2013 annual "most powerful women list". German Chancellor(,) Angela Merkel for three consecutive years reelected top. There are 9 Chinese including Chinese first lady--Peng Liyuan. Brazil President Dilma Rousseff ranked second. "Bill and Melinda Gates foundation" co-chairman, Gate's wife Mi Linda (Melinda Gates) was third. The United States first lady Michel (wife of Obama) in 2010 in the first, from 2012 second drop to fourth. Former American Secretary of state Hillary Clinton as a fifth. The queen of England fell 12,drop to fortieth. another list of British women's female writer JK Rowling, ranked ninety-third. The list of Chinese women, including Chinese President Xi Jinping's wife Peng Liyuan, intelligent mobile phone maker HTC founder Wang Xuehong, chief executive of Chongqing Longhu real estate development limited company chairman Wu Yajun, SOHO China Ltd and co-founder Zhang Xin, the World Health Organization Director-General Chen Fengfuzhen (Margaret Chan), Huawei chairman Sun Yafang, the Li Jiacheng Foundation Director Zhou triumph, Baidu Inc chief financial officer Li Xinzhe, Sun Media Klc Holdings Ltd chairman Yang Lan. "Forbes" magazine said, this year the list of people are political, business, media, the humanitarian field, entertainment and technology industry elite , but also some women were selected because of the huge wealth, including funds, media exposure and influence. The entertainment industry representatives include Beyonce Knowles, actress Anngelina Jolie and Lady Gaga. The list of women from 26 countries, there are 153000000 of them in Twitter "fans", 16 of them own Create Company. There are 15 new this year, including South Korean President Park Geun-hye . If you want to know more, click chinadaily.com.cn. Question: According to the passage, _ rank 93th on the list of 2013 annual "most powerful women list". Yes or no, is the answer "JK Rowling"?
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Article: Are you taking a summer vacation this year? If you are, have you already started preparing for your trip? Online, there are a large number of preparation tips available for summer travelers. While preparation advice and tips may be of assistance to you, they are often hard to go by. This is because not everyone spends vacations at the same location. No matter what your vacation destination is, you will need to take the climate into consideration. If you are visiting a tropical location, you will need to bring along the appropriate clothing. While you may be expecting warm and sunny weather, it is still advised that you prepare for the worst. Raincoats and an umbrella may be a great addition to your summer clothing. Perhaps, the most popular summer vacation destination is the beach. Each year millions of individuals and families flock to beaches. When vacationing at the beach, it is important that you bring along proper clothing and sunscreen. Many vacationers do not realize the dangers of sunbathing without sunscreen. In addition to sunscreen, you will need to make sure that you have beach towels and plenty of water on hand. For the most part, if you forget to bring along certain supplies you can purchase replacements. Many popular vacation destinations have inflated prices. To prevent unnecessary expenses, you are encouraged to check your luggage before you leave. In addition to the above mentioned preparation tips, you must inform friends and family of where you are going. In case something happens back home, you can easily be reached. Question: As for the preparation advice and tips online, _ . Yes or no, is the answer "they may make you puzzled in a way"?
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