Step 2 Scratch an outline Introduction Body Conclusion Paragraph 1 Many students are gaining weight during the long holidays,as they seldom go out for exercise.As a sport Topic sentences fanatic,I never have this kind of trouble because I enjoy playing table tennis at home. Demonstrate your central idea at the very first place. 姜薇深圳市宝安中学（集团）Paragraph 1 Step 2 Scratch an outline Introduction Body Conclusion aa Many students are gaining weight during the long holidays, as they seldom go out for exercise. As a sport fanatic, I never have this kind of trouble because I enjoy playing table tennis at home. Introduction Topic sentences Demonstrate your central idea at the very first place