1．A Touching Story 1
2．An Unexpected Kindness 3
3．Why Do We Lie? 5
4．School Uniforms 7
5．Wonderful Encouragement 9
6．A Long and Healthy Life 11
7．The Earth's Past 13
8．Plastic Trash,an Environmental Concern 15
9．Meat Industries Are Destroying the Planet 17
10．The Hunters 19
11．The Woman Who Thought She Was Going to Be Robbed 21
12．E-Mail and Tomatoes 23
13．Keys for Kids 25
14．The Power of Love 27
15．My One and Only Marathon 29
16．Romantic Love? 31
17．A Paradox 33
18．Broken Wing 35
19．He Called It"Quits" 37
20．The Industrial Revolution 39
ANSWER KEYS 41