Lesson 1
Lesson 2.................................................1
Lesson 3
Lesson 4.................................................5
Lesson 5
Lesson 6 .................................................9
Lesson 7
Lesson 8.................................................14
Lesson 9
Lesson 10.................................................18
Lesson 11
Lesson 12.................................................22
Lesson 13
Lesson 14.................................................25
Lesson 15
Lesson 16.................................................29
Lesson 17
Lesson 18.................................................33
Lesson 19
Lesson 20.................................................37
Lesson 21
Lesson 22.................................................41
Lesson 23
Lesson 24.................................................45
Lesson 25
Lesson 26.................................................49
Lesson 27
Lesson 28.................................................53
Lesson 29
Lesson 30.................................................57
Lesson 31
Lesson 32.................................................61
Lesson 33
Lesson 34.................................................65
Lesson 35
Lesson 36.................................................69
Lesson 37
Lesson 38.................................................73
Lesson 39
Lesson 40.................................................77
Lesson 41
Lesson 42.................................................81
Lesson 43
Lesson 44.................................................85
Lesson 45
Lesson 46.................................................89
Lesson 47
Lesson 48.................................................93
Lesson 49
Lesson 50.................................................97
Lesson 51
Lesson 52.................................................102
Lesson 53
Lesson 54.................................................106
Lesson 55
Lesson 56.................................................110
Lesson 57
Lesson 58.................................................115
Lesson 59
Lesson 60.................................................119
Lesson 61
Lesson 62.................................................124
Lesson 63
Lesson 64.................................................129
Lesson 65
Lesson 66.................................................134
Lesson 67
Lesson 68.................................................139
Lesson 69
Lesson 70.................................................143
Lesson 71
Lesson 72.................................................147
Lesson 73
Lesson 74.................................................152
Lesson 75
Lesson 76.................................................157
Lesson 77
Lesson 78.................................................162
Lesson 79
Lesson 80.................................................166
Lesson 81
Lesson 82.................................................170
Lesson 83
Lesson 84.................................................174
Lesson 85
Lesson 86.................................................178
Lesson 87
Lesson 88.................................................182
Lesson 89
Lesson 90.................................................186
Lesson 91
Lesson 92.................................................191
Lesson 93
Lesson 94.................................................195
Lesson 95
Lesson 96.................................................199
Lesson 97
Lesson 98.................................................204
Lesson 99
Lesson 100.................................................209
Lesson 101
Lesson 102.................................................214
Lesson 103
Lesson 104.................................................218
Lesson 105
Lesson 106.................................................222
Lesson 107
Lesson 108.................................................226
Lesson 109
Lesson 110.................................................230
Lesson 111
Lesson 112.................................................234
Lesson 113
Lesson 114.................................................238
Lesson 115
Lesson 116.................................................243
Lesson 117
Lesson 118.................................................247
Lesson 119
Lesson 120.................................................251
Lesson 121
Lesson 122.................................................255
Lesson 123
Lesson 124.................................................260
Lesson 125
Lesson 126.................................................264
Lesson 127
Lesson 128.................................................269
Lesson 129
Lesson 130.................................................273
Lesson 131
Lesson 132.................................................277
Lesson 133
Lesson 134.................................................282
Lesson 135
Lesson 136.................................................287
Lesson 137
Lesson 138.................................................292
Lesson 139
Lesson 140.................................................297
Lesson 141
Lesson 142.................................................301
Lesson 143
Lesson 144.................................................305
参考答案................................................. .309
听力文本................................................. .349