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Sightseeing in London should include a tour of its world-famous museums. There are several museums one should not miss. The British Museum, which was founded in 1753, contains one of the world's richest collection of antiquitiesт 1. The National Gallery, located in Trafalgar Square, is also worth visiting. Among its many art treasures, it houses one of the most important collections of Italian paintings outside Italy. In short, if you happen to be an art lover, London is the right place for you.

1 What is the paragraph about?
2 What is the topic sentence? Underline the main idea.
3 Look at the next few sentences. What do we call these sentences? Do they develop the topic sentence? Why / Why not?
4 Read the concluding sentence. Does it paraphrase or summarise the topic sentence?
5 Does the paragraph have the quality of unity?
6 Read the paragraph again and decide whether it is complete or not. Explain your answer.