Unit 1 The Changing WorldTopic 1 Our country has developed rapidly.Section CHave you ever been to Beijing?Do you know about Beijing?In the 1960s, the living conditions in the city were poor.China has developed rapidly since the reform and opening-up.Look at the pictures of Beijing in the past and at present. Then guess the meaning of each word and the main idea of the text.When reading a passage, try to figure out the meaning of each new word by looking at the pictures or the context of the word.roads----narrowring roads---wide houses--- small, crowdedhouses--- comfortablecommunications---simple, slow communications—various , quick, easytelegramfax machinecellphone = mobile phoneseveral differentcommunicate v.Task 1 Work alone Read for main information. What’s the main idea of the passage?A. Beijing is the capital of China.B. Beijing has developed rapidly.C. Some information about old Beijing.D. My trip to Beijing.Scan the passage in 1a, then answer the question.Underline the topic sentence of each paragraph.Paragraph 1. She has seen the changes in Beijing herself.Paragraph 2. In the 1960s, the living conditions in the city were poor.Paragraph 3. China has developed rapidly since the reform and opening-up.Paragraph 4. It is important to remember the past, live in the present and dream about the future.Topic sentences are usually at the beginning or the ending of a paragraph.Task 2 Class work Read for details Paragraph 1Topic sentence:She has seen the changes in Beijing herself.Complete the sentences with the correct forms of the given words.1. Don’t worry about Jack. He is old enough to look after ______ (he).2. –– ____ you ______(see) that film? What do you think of it? –– It’s boring. himselfH...