The Conservative（保守的） Party leader David Cameron has become the British prime minister. The 43-year-old Cameron is the youngest to hold the post in almost 200 years. Cameron grew up with poor school reports but has become a famous political figure. He is reportedly a descendant（后）of King William IV. Cameron studied at the elite（精英的）Eton College. He went to Oxford University, where he graduated with a first-class honors degree in philosophy, politics and economics. At Eton, Cameron was a problem boy. In 1983, he allegedly（涉嫌） took drugs. He was punished, and ordered to copy 500 lines of Latin text. He later passed the Oxford entrance exam. Now he is British’s prime minister, he has to deal with the country’s deep economic troubles. 46. How old was David Cameron allegedly took drugs? A.15                          B.16                          C.17                        D.18 47. What can you infer about David Cameron from the text? A. He is the youngest prime minister in history.     B. He often got high scores at school. C. He is handsome.                                                         D. He didn’t behave well at Eton. 48. Which was David Cameron’s favorite subject? A. Internet                   B. biology                        C. politics                    D. maths 49. According to the text, we know that A. As a punishment, he copied 50 lines of Latin text. B. David Cameron passed the Cambridge entrance exam. C. British has trouble with economy now. D. David Cameron is a heavy smoker.