精选优质文档-倾情为你奉上Unit 1Text AComprehension of text1. He defines greatness as the lasting contribution which a person makes or has made to human civilization.2. The example of Churchill shows the importance of persistence and dedication in achieving greatness.3. Firstborns and only children tend to make good leaders in times of crisis, but middle- born children are better peacetime leaders.4. A 20th century politician should be an effective public speaker and a social person.5. In