C. Forgetting the time when you are online. D. Getting angry when you can't play a game.

28. Ivan Goldberg and Kimberly S. Young_______.

　A. quit their jobs B. are online a lot C. have IAD D. help people with IAD

C

　　What does traveling mean? Visit, enjoy and discover.

　　Every year hundreds and thousands of people come to the UK. And London, the capital city, is usually their first stop. What can they see? What can they experience!

Getting around in London is not difficult. There is the underground train, the oldest in the world, or the traditional double-decker bus. A boat trip along the River Thames takes you to the Tower of London.

　　Going around the city center on foot is easy. The maps in the streets will show you what is around you in five-minute walk. You can get a great view of the city from 135 meters up on a huge wheel, the London Eye. Look across the river and you will see the Houses of Parliament and the famous clock tower, Big Ben.

　　There are over 240 museums in the capital, but the two most popular are in South Ken sing ton and cost nothing to get into. In the Natural History Museum, the key word is Big. Next to it is the Science Museum. It has those great British inventions, the history of flight and exploration (探索) of space.

29.For many tourists, London is their ______ stop when they are traveling in the UK.

　A. first B. second C. third D. lost

30.Going around the City center on foot is easy because______.

　A. Big Ben is across the river B. the maps in the streets will help you

　C. it take only five minutes D. you can gets great view of the city

31.The Natural History Museum is next to ______.

　A. Big Ben B. the Tower of London

C. London Eye D. the Science Museum