Ⅰ Learning Target 1
Ⅱ Background Information of the Text 2
Ⅲ Summary of the Text 2
Ⅳ Key Words and Expressions 3
Ⅴ Difficult Sentences 8
Ⅵ Model Test of Band 4 11
Ⅰ Learning Target 15
Ⅱ Background Information of the Text 16
Ⅲ Summary of the Text 17
Ⅳ Key Words and Expressions 17
Ⅴ Difficult Sentences 27
Ⅵ Model Test of Band 4 31
Ⅰ Learning Target 34
Ⅱ Background Information of the Text 35
Ⅲ Summary of the Text 36
Ⅳ Key Words and Expressions 36
Ⅴ Difficult Sentences 42
Ⅵ Model Test of Band 4 45
Ⅰ Learning Target 49
Ⅲ Summary of the Text 50
Ⅱ Background Information of the Text 50
Ⅳ Key Words and Expressions 51
Ⅴ Difficult Sentences 57
Ⅵ Model Test of Band 4 61
Ⅰ Learning Target 64
Ⅱ Background Information of the Text 65
Ⅳ Key Words and Expressions 66
Ⅲ Summary of the Text 66
Ⅴ Difficult Sentences 74
Ⅵ Model Test of Band 4 77
Ⅰ Learning Target 80
Ⅱ Background Information of the Text 81
Ⅲ Summary of the Text 82
Ⅳ Key Words and Expressions 82
Ⅴ Difficult Sentences 87
Ⅵ Model Test of Band 4 88
Ⅰ Learning Target 91
Ⅱ Background Information of the Text 92
Ⅲ Summary of the Text 93
Ⅳ Key Words and Expressions 94
Ⅴ Difficult Sentences 98
Ⅵ Model Test of Band 4 99
Ⅰ Learning Target 102
Ⅱ Background Information of the Text 103
Ⅳ Key Words and Expressions 106
Ⅲ Summary of the Text 106
Ⅴ Difficult Sentences 111
Ⅵ Model Test of Band 4 114
Ⅰ Learning Target 118
Ⅱ Background Information of the Text 119
Ⅲ Summary of the Text 123
Ⅳ Key Words and Expressions 123
Ⅴ Difficult Sentences 128
Ⅵ Model Test of Band 4 132
Ⅰ Learning Target 136
Ⅱ Background Information of the Text 137
Ⅲ Summary of the Text 139
Ⅳ Key Words and Expressions 139
Ⅴ Difficult Sentences 144
Ⅵ Model Test of Band 4 150
Ⅶ Detailed Explanation of the Exercises 153
Ⅷ Detailed Explanation of the Test 164
Ⅶ Detailed Explanation of the Exercises 167
Ⅷ Detailed Explanation of the Test 177
Ⅶ Detailed Explanation of the Exercises 180
Ⅷ Detailed Explanation of the Test 190
Ⅶ Detailed Explanation of the Exercises 194
Ⅷ Detailed Explanation of the Test 204
Ⅶ Detailed Explanation of the Exercises 206
Ⅷ Detailed Explanation of the Test 214
Ⅶ Detailed Explanation of the Exercises 218
Ⅷ Detailed Explanation of the Test 227
Ⅶ Detailed Explanation of the Exercises 228
Ⅷ Detailed Explanation of the Test 238
Ⅶ Detailed Explanation of the Exercises 240
Ⅷ Detailed Explanation of the Test 248
Ⅶ Detailed Explanation of the Exercises 250
Ⅷ Detailed Explanation of the Test 260
Ⅶ Detailed Explanation of the Exercises 261
Ⅷ Detailed Explanation of the Test 271
Ⅸ Chinese Versions 274
Ⅸ Chinese Versions 277
Ⅸ Chinese Versions 280
Ⅸ Chinese Versions 282
Ⅸ Chinese Versions 286
Ⅸ Chinese Versions 289
Ⅸ Chinese Versions 293
Ⅸ Chinese Versions 298
Ⅸ Chinese Versions 303
Ⅸ Chinese Versions 306