Unit One 3
Reading in Depth 3
Reading Comprehension 8
Short Answer Question 11
Keys to Unit 1 13
Unit Two 21
Reading in Depth 21
Reading Comprehension 25
Short Answer Question 29
Keys to Unit 2 32
Unit Three 41
Reading in Depth 41
Reading Comprehension 45
Short Answer Question 48
Keys to Unit 3 51
Unit Four 59
Reading in Depth 59
Reading Comprehension 63
Short Answer Question 66
Keys to Unit 4 69
Unit Five 77
Reading in Depth 77
Reading Comprehension 81
Short Answer Question 85
Keys to Unit 5 88
Unit Six 95
Reading in Depth 95
Reading Comprehension 99
Short Answer Question 103
Keys to Unit 6 106
Unit Seven 113
Reading in Depth 113
Reading Comprehension 117
Short Answer Question 120
Keys to Unit 7 122
Unit Eight 129
Reading in Depth 129
Reading Comprehension 133
Short Answer Question 136
Keys to Unit 8 139
Unit Nine 147
Reading in Depth 147
Reading Comprehension 151
Short Answer Question 155
Keys to Unit 9 158
Unit Ten 165
Reading in Depth 165
Reading Comprehension 169
Short Answer Question 173
Keys to Unit 10 176
Test One 185
Reading in Depth 185
Reading Comprehension 189
Short Answer Question 192
Keys to Test 1 195
Test Two 203
Reading in Depth 203
Reading Comprehension 207
Short Answer Question 210
Keys to Test 2 213