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WRITING            MISSION



 Paragraph Unity  In a paragraph, the topic sentence tells the main idea. The other   Appreciate the past.
 sentences that make up the body give facts and examples about the main idea. A
 paragraph has unity when all the sentences refer to the main idea.

              Think. Pair. Share.
 1  Read. This text has five sentences that do not belong. Two are

 crossed out. Find the other three and cross them out.  •  How can you find out more

                about the past? What places can
 How Video Games Began  you visit? Who can you talk to?

 Sixty years ago, the first computer games were made. Back then, people
 didn’t have computers in their homes. We have a laptop. Computers were huge   •  Why is it important to appreciate

 and very expensive. Those early computers played games such as tic-tac-toe or   the past?
 checkers. My favorite video game is about robots.
 Then in the 1960s, an engineer named Ralph Baer had an idea. Most homes   •  What can you and other kids
 had TVs. My dad bought us a new TV last week. Ralph Baer made his first   do to show how you appreciate
 ‘Brown Box’ that let users play different games on their   the past?

 TVs. After that, many new games were invented. Some of
 the games were slow and not very interesting, but others
 became very popular. My mom lets me play video games   www.english0905.com

 for one hour each evening.   Easter Island, Chile
 In the 1980s, families began to buy computers. These
 computers could play games, too. I sometimes do my
 homework on the laptop. Today, millions of people play
 video games on their TVs and computers.




 2  Write. Write about life long ago. What did children do after school?

 What kinds of work did they do? What were their houses or clothes

 like? Choose a topic. Make sure your paragraphs have unity.


 3  Share. Share your writing in a small group. Listen and take notes

 about your classmates’ paragraphs.
                                   “  The past is a source of knowledge, and the future

 Do paragraphs                        is a source of hope. Love of the past implies faith
 Name  Main idea
 have unity?
                                      in the future.      ”


                                     Stephen Ambrose (1936−2002), Historian, National Geographic Explorer
 50  Unit 3                                                                                                     51
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