Situation: Li Li Ming lives in Shanghai. Last week his uncle came to visit him. Li Ming showed him around. He showed his uncle the great changes in Shanghai.

L: Welcome to Shanghai Uncle!

U.. Thanks. I haven\'t been here for 5 years.

L. Do you miss Shanghai?

U. Yes of course. Great changes have taken place in Shanghai since I left five years ago.

L. Sure look! There used to be dark and small houses here.But now there\'s a big park.

U: How beautiful it is!

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L: Let\'s go to the park now.

U: That\'s a good idea. Where\'s the ticket office?

L: Oh tell you the truth. The park is free.

U: Really. That\' s good !

L: In fact in Shanghai more and more parks are free of charge.

U: It\' s quite good.