(2) As can be seen from the figure, Beijing has convenient transportation and is an important railway hub;
(3) Beijing is one of the birthplaces of the Chinese nation and one of the cities with the highest cultural heritage density in the world;
(4) The emerging tertiary industry has developed rapidly, and emerging industries such as finance and insurance, tourism, post and telecommunications, real estate and information consulting services have shown a good momentum of development.
So, the answer is: (1) c; (2)D； (3) It is a product with a long history;
(4)
(5) The emerging tertiary industry is developing rapidly;
(6) 1, located in the capital of our country, with superior geographical position and close foreign relations; (2) Zhongguancun universities and scientific research institutions have many advanced technologies and talents; (3) Convenient transportation, especially road and air transportation; (4) Information is smooth and barrier-free.