64.　 Every four years ______ (运动员) from all over the world take part in the Olympic Games.

63.　 What will be done in _________(准备) for the 2008 Olympic Games in Beijing?

62.　 New buildings and sports　 ______　 (比赛场地) will be built.

61. Many of the Chinese medals were won in diving and _______(体操) and also in events such as weightlifting and shooting.

60. How many gold m_____ did China win in the 2000 Olympic Games?

59. What do the five Olympic rings s_____ for?

58. In the Games there are 311 _______(竞争对手) from just 13 countries.

57. It was difficult to save the palaces and buildings without destroying their old ______(美丽).

56. The old city wall was built in the Ming D__________ .

55. Some ancient sites have already been ______(损害) by tourists and villagers are worried that part of their history will be lost.