UNIT ONE 1
1．Be kind to Commuters 1
2．"The American Man" 8
3．The Broken Chain 15
UNIT TWO 21
4．The Civil Rights Movement:What Good Was It? 21
5．The Middle-Class Black's Burden 29
6．Father Cures a Presidential Fever 36
UNIT THREE 44
7．It's Time to Ban Handguns 44
8．When a Citizen Fights Back 51
9．The Killion 58
UNIT FOUR 65
10．"Answer,Please Answer" 65
11．Superhumans 74
12．The Arrow of Time 82
UNIT FIVE 88
13．Halloween Party 88
14．"New Year's Day" 94
15．The Valentine Vogue 101
UNIT SIX 108
16．Why Rustlers Never Win 108
17．Mr.Andrews 117
18．A Find 125
UNIT SEVEN 135
19．Blue-Collar Journal 135
20．Silk Workers 143
21．Assembly Line 152
UNIT EIGHT 159
22．Gene of the Week 159
23．The Search for Understanding 165
24．Man of Wisdom 173