题目

等底等高的两个三角形一定能拼成一个平行四边形。（ ） 答案：错误　　Six weeks before the 1984 Olympic Garner, Mary Lou hurt her right knee. She went to Richmond, Virginia. She had an operation done on it. Doctors told her she wouldn't be able to go to the Games. However, Mary Lou started working hard. Her knee got stronger. She was able to compete in the Games. 　　The last event was the vaulting horse. Mary Lou knew she needed a perfect 10 to win. Ecaterina Szabo, from Romania, was half a point ahead. Mary Lou thought about what she had to do. She was very excited. She raced up to the springboard. She vaulted over the horse and into the air. She wheeled around twice in the sir. She landed on both feet. Her score was a 10! She was the first American to win the all-around gold medal! 　　Mary Lou was named sportsman of the year by Sports Illustrated. She was on TV and did lots of commercials (电视广告) People all over the world wanted to see her. 1．The story mainly tells about ________. [　　] A．Mary Lou's family life B．Mary Lou's knee operation at Richmond, Virginia C．how Mary Lou won the gold medal and became world-famous D．Mary Lou was named sportswoman of the year in the USA 2．According to the story, which of the following statements is TRUE? [　　] A．Mary Lou nearly missed the 1984 Olympic Games. B．Mary Lou missed the 1984 Olympic Games. C．The United States didn't do well in the 1984 Olympic Games. D．The 1984 Olympic Games were held in Richmond, Virginia. 3．The underlined part“the vaulting horse”in Paragraph 2 probably means ________. [　　] A．a kind of sports game B．a kind of horse C．a horse that can vault D．a horse that can wheel in the air 4．What can we learn from the story? [　　] A．Good luck can bring happiness. B．Failure is the mother of success. C．One can easily achieve big success by chance. D．Hard working and self-confidence will bring you success.