Introduction

1．Motherhood in a Changing World:Women in Ghana

2．U．S．Cities:Past and Present

3．Ordinary Aspirin Is Truly a Wonder Drug

4．The Crime of the Month Review ExercisesⅠ

5．Tips on Doing Business with the Arabs

6．How to Give a Good Speech

7．The Earth s Spreading Deserts Review ExercisesⅡ

8．Living a Long Life

9．The Female Mosquito

10．Test Your Nutrition IQ

Review ExercisesⅢ

Vocabulary