题目

某航母跑道长200m，飞机在航母上起飞需要的最低速度为50m/s，若飞机在跑道上做匀加速直线运动，则飞机在跑道上滑行时最小加速度为（） A . 6m/s2 B . 6.5m/s2 C . 6.25m/s2 D . 6.75m/s2 答案：C ●A 78-year-old grandmother whose education was cut short by the second world war celebrated an A-level with her 50-year-old daughter. Betty Allen and daughter Chris Branton of Sprotbrough, South Yorkshire, opened their results together on TV after completing the UK's only online English A-level course. Mrs Allen received a D and Ms Branton a C ●Actor Holly Grainger, 18, from East Didsbury, Manchester, achieved two As and two Bs. She is a regular face on television screens with roles in Terry Pratchett's Johnny and the Bomb and new legal drama New Street Law. She learned yesterday that she had landed a main part in a new school drama called Waterloo Road ●A teenage hockey star who hopes to play for England in the 2012 Olympic Games won three A-grades. Will Miles, 18, from Formby, Merseyside, who attends Merchant Taylors' school in Crosby, plans to study maths at Manchester University  ● Andrew Nowell, a student at Nottingham high school, got five grade As, including one of the top five marks in the country for his design and technology paper. He won the Young Engineers for Britain contest this year with an invention he produced for his Design and Technology A-Level - a "remote control and security interface system". He is off to Cambridge to study engineering . ● Jed McQueen Jones got A grades in chemistry, maths and physics, despite being diagnosed with a brain tumour in 2003 and being hospital for three months. Jed, a pupil at Richard Huish College in Taunton, restarted A-levels in September 2004 and continued chemotherapy(化疗)into that Christmas. He is going to Exeter University on a science scholarship to study physics. 1. How did Betty Allen learn English and complete the course?    A. On TV     B. On the Internet      C. By herself    D. Through her daughter 2. The underlined word “landed” in Paragraph Two means_______.    A. moved down   B. arrive at   C. catch up     D. got successfully 3. Which of the following statements is WRONG according to the passage?    A. She and her daughter were invited to appear online to celebrate.    B. Her daughter did worse than her in the English A-level course.    C. They completed the English A-level course on the internet.    D. Betty Allen’s education was stopped by the Second World War. 4. What really made Andrew Nowell prouder and more successful?    A. getting five grade As.    B. an invention.    C. his study on engineering    D. His job as an engineer 5. The best title of the passage is probably_________    A. Super students and their achievements    B. Super gifts account for great achievements    C. Hard work results in success    D. Star pupils and super students