Unit 1 Welcome back 1
★Analog test（模拟测试） 1
A Written self-test（笔试自测） 1
目录 1
★★Detailed explanation of the important and difficult points（课文重点难点详解） 6
B The learning approach of this unit（本单元学习方法） 6
C Key word study-a breakthrough（重点词汇突破） 6
D Language points frequently appearing in exams（热门考点分析） 7
E Removing doubts（课文疑难句详解） 8
★★★Key and detailed explanation（答案与详解） 10
F Key of the analog test（模拟测试答案） 10
G Explanation of some of the questions in the analog test（测试评讲） 10
Unit 2 What are we goingto do？ 11
★Analog test（模拟测试） 11
A Written self-test（笔试自测） 11
B The learning approach of this unit（本单元学习方法） 16
C Keyword study-abreakthrough（重点词汇突破） 16
★★Detailed explanation of the important and difficult points（课文重点难点详解） 16
D Language points frequently appearing in exams（热门考点分析） 17
E Removing doubts（课文疑难句详解） 18
★★★Key and detailed explanation（答案与详解） 19
F Key of the analog test（模拟测试答案） 19
G Explanation of some of the questions in the analog test（测试评讲） 19
★Analog test（模拟测试） 20
A Written self-test（笔试自测） 20
Unit 3 Autumn festivals 20
★★Detailed explanation of the important and difficult points（课文重点难点详解） 25
B The learning approach of this unit（本单元学习方法） 25
C Keyword study-a breakthrough（重点词汇突破） 25
D Language points frequently appearing in exams（热门考点分析） 26
E Removing doubts（课文疑难句详解） 27
★★★Key and detailed explanation（答案与详解） 28
F Key of the analog test（模拟测试答案） 28
G Explanation of some of the questions in the analog test（测试评讲） 29
A Written self-test（笔试自测） 30
Unit 4 On the farm 30
★Analog test（模拟测试） 30
★★Detailed explanation of the important and difficult points（课文重点难点详解） 35
B The learning approach of this unit（本单元学习方法） 35
C Key word study-a breakthrough（重点词汇突破） 36
D Language points frequently appearing in exams（热门考点分析） 37
E Removing doubts（课文疑难句详解） 37
★★★Key and detailed explanation（答案与详解） 38
F Key of the analog test（模拟测试答案） 38
G Explanation of some of the questions in the analog test（测试评讲） 38
Unit 5 Shall we go to the zoo？ 39
★Analog test（模拟测试） 39
A Written self-test（笔试自测） 39
★★Detailed explanation of the important and difficult points（课文重点难点详解） 45
B The learning approach of this unit（本单元学习方法） 45
C Key word study-a breakthrough（重点词汇突破） 45
E Removing doubts（课文疑难句详解） 46
D Language points frequently appearing in exams（热门考点分析） 46
★★★Key and detailed explanation（答案与详解） 47
F Key of the analog test（模拟测试答案） 47
G Explanation of some of the questions in the analog test（测试评讲） 47
Unit 6 Find the right place！ 48
★Analog test（模拟测试） 48
A Written self-test（笔试自测） 48
B The learning approach of this unit（本单元学习方法） 53
★★Detailed explanation of the important and difficult points（课文重点难点详解） 53
C Key word study-a breakthrough（重点词汇突破） 54
D Language points frequently appearing in exams（热门考点分析） 54
E Removing doubts（课文疑难句详解） 54
★★★Key and detailed explanation（答案与详解） 55
F Key of the analog test（模拟测试答案） 55
G Explanation of some of the questions in the analog test（测试评讲） 56
Unit 7 Mainly revision 57
★Analog test（模拟测试） 57
A Written self-test（笔试自测） 57
B The learning approach of this unit（本单元学习方法） 62
★★Detailed explanation of the important and difficult points（课文重点难点详解） 62
C Key word study-a breakthrough（重点词汇突破） 63
D Language points frequently appearing in exams（热门考点分析） 63
E Removing doubts（课文疑难句详解） 64
★★★Key and detailed explanation（答案与详解） 64
F Key of the analog test（模拟测试答案） 64
G Explanation of some of the questions in the analog test（测试评讲） 65
A Written self-test（笔试自测） 66
★Analog test（模拟测试） 66
Unit 8 I was not here yesterday 66
★★Detailed explanation of the important and difficult points（课文重点难点详解） 72
B The learning approach of thisunit（本单元学习方法） 72
C Key word study-a breakthrough（重点词汇突破） 72
D Language points frequently appearing in exams（热门考点分析） 73
E Removing doubts（课文疑难句详解） 73
★★★Key and detailed explanation（答案与详解） 74
F Key of the analog test（模拟测试答案） 74
G Explanation of some of the questionsin the analog test（测试评讲） 75
★Analog test（模拟测试） 76
A Written self-test（笔试自测） 76
Unit 9 The memory robot 76
★★Detailed explanation of the important and difficult points（课文重点难点详解） 81
B The learning approach of this unit（本单元学习方法） 81
C Key word study-a breakthrough（重点词汇突破） 82
D Language points frequently appearing in exams（热门考点分析） 82
E Removing doubts（课文疑难句详解） 83
F Key of the analog test（模拟测试答案） 84
★★★Key and detailed explanation（答案与详解） 84
G Explanation of some of the questions in the analog test（测试评讲） 85
Unit 10 The Swedish rock band 86
★Analog test（模拟测试） 86
A Written self-test（笔试自测） 86
★★Detailed explanation of the important and difficult points（课文重点难点详解） 91
B The learning approach ofthis unit（本单元学习方法） 91
C Key word study-a breakthrough（重点词汇突破） 92
E Removing doubts（课文疑难句详解） 93
D Language points frequently appearing in exams（热门考点分析） 93
★★★Key and detailed explanation（答案与详解） 94
F Key of the analog test（模拟测试答案） 94
G Explanation of some of the questions in the analog test（测试评讲） 95
Unit 11 Dates，months and seasons 96
★Analog test（模拟测试） 96
A Written self-test（笔试自测） 96
★★Detailed explanation of the important and difficult points（课文重点难点详解） 101
B The learning approach of this unit（本单元学习方法） 101
C Keyword study-a breakthrough（重点词汇突破） 102
D Language points frequently appearing in exams（热门考点分析） 103
E Removing doubts（课文疑难句详解） 103
★★★Key and detailed explanation（答案与详解） 104
F Key of the analog test（模拟测试答案） 104
G Explanation of some of the questions in the analog test（测试评讲） 105
Unit 12 What's the weather like？ 106
★Analog test（模拟测试） 106
A Written self-test（笔试自测） 106
C Key word study-a breakthrough（重点词汇突破） 111
★★Detailed explanation of the important and difficult points（课文重点难点详解） 111
B The learning approach of this unit（本单元学习方法） 111
D Language points frequently appearing in exams（热门考点分析） 112
E Removing doubts（课文疑难句详解） 113
★★★Key and detailed explanation（答案与详解） 114
F Key of the analog test（模拟测试答案） 114
G Explanation of some of the questions in the analog test（测试评讲） 114
Unit 13 Come to the party！ 115
★Analog test（模拟测试） 115
A Written self-test（笔试自测） 115
★★Detailed explanation of the important and difficult points（课文重点难点详解） 120
B The learning approach of this unit（本单元学习方法） 120
C Key word study-a breakthrough（重点词汇突破） 121
D Language points frequently appearing in exams（热门考点分析） 122
E Removing doubts（课文疑难句详解） 122
★★★Key and detailed explanation（答案与详解） 123
F Key of the analog test（模拟测试答案） 123
G Explanation of some of the questions in the analog test（测试评讲） 124
Unit 14 Mainly revision 125
★Analog test（模拟测试） 125
A Written self-test（笔试自测） 125
★★Detailed explanation of the important and difficult points（课文重点难点详解） 130
B The learning approach of this unit（本单元学习方法） 130
C Key word study-a breakthrough（重点词汇突破） 131
D Language points frequently appearing in exams（热门考点分析） 131
E Removing doubts（课文疑难句详解） 132
★★★Key and detailed explanation（答案与详解） 133
F Key of the analog test（模拟测试答案） 133
G Explanation of some of the questions in the analog test（测试评讲） 133
Unit 15 What do people eat？ 134
★Analog test（模拟测试） 134
A Written self-test（笔试自测） 134
★★Detailed explanation of the important and difficult points（课文重点难点详解） 139
B The learning approach of this unit（本单元学习方法） 139
C Keyword study-abreakthrough（重点词汇突破） 140
D Language points frequently appearing in exams（热门考点分析） 141
E Removing douots（课文疑难句详解） 142
★★★Key and detailed explanation（答案与详解） 143
F Key of the analog test（模拟测试答案） 143
G Explanation of some of the questions in the analog test（测试评讲） 144
Unit 16 What a good，kind girl！ 145
★Analog test（模拟测试） 145
A Written self-test（笔试自测） 145
B The learning approach of this unit（本单元学习方法） 150
★★Detailed explanation of the important and difficult points（课文重点难点详解） 150
C Key word study-a breakthrough（重点词汇突破） 151
D Language points frequently appearing in exams（热门考点分析） 151
E Removing doubts（课文疑难句详解） 152
★★★Key and detailed explanation（答案与详解） 153
F Key of the analog test（模拟测试答案） 153
G Explanation of some of the questions in the analog test（测试评讲） 153
★Analog test（模拟测试） 154
A Written self-test（笔试自测） 154
Unit 17 You must be more careful！ 154
★★Detailed explanation of the important and difficult points（课文重点难点详解） 159
B The learning approach of this unit（本单元学习方法） 159
C Key word study-a breakthrough（重点词汇突破） 160
D Removing doubts（课文疑难句详解） 160
★★★Key and detailed explanation（答案与详解） 161
E Key ofthe analog test（模拟测试答案） 161
F Explanation of some of the questions in the analog test（测试评讲） 162
A Written self-test（笔试自测） 163
Unit 18 Seeing the doctor 163
★Analog test（模拟测试） 163
★★Detailed explanation of the important and difficult points（课文重点难点详解） 168
B The learning approach of this unit（本单元学习方法） 168
C Key word study-a breakthrough（重点词汇突破） 169
D Language points frequently appearing in exams（热门考点分析） 170
E Removing doubts（课文疑难句详解） 170
F Key of the analog test（模拟测试答案） 172
G Explanation of some of the questions in the analog test（测试评讲） 172
★★★Key and detailed explanation（答案与详解） 172
Unit 19 A visit to Monkey Island 173
★Analog test（模拟测试） 173
A Written self-test（笔试自测） 173
★★Detailed explanation of the important and difficult points（课文重点难点详解） 178
B The learning approach of this unit（本单元学习方法） 178
C Key word study-a breakthrough（重点词汇突破） 179
D Language points frequently appearing in exams（热门考点分析） 179
E Removing doubts（课文疑难句详解） 180
F Key of the analog test（模拟测试答案） 181
★★★Key and detailed explanation（答案与详解） 181
G Explanation of some of the questions in the analog test（测试评讲） 182
Unit 20 Mainly revision 183
★Analog test（模拟测试） 183
A Written self-test（笔试自测） 183
★★Detailed explanation of the important and difficult points（课文重点难点详解） 188
B The learning approach of this unit（本单元学习方法） 188
C Key word study-a breakthrough（重点词汇突破） 190
E Removing doubts（课文疑难句详解） 191
D Language points frequently appearing in exams（热门考点分析） 191
F Key of the analog test（模拟测试答案） 192
G Explanation of some of the questions in the analog test（测试评讲） 192
★★★Key and detailed explanation（答案与详解） 192
Unit 21 She taught herself 194
★Analog test（模拟测试） 194
A Written self-test（笔试自测） 194
★★Detailed explanation of the important and difficult points（课文重点难点详解） 200
B The learning approach ofthis unit（本单元学习方法） 200
C Key word study-a breakthrough（重点词汇突破） 201
D Language points frequently appearing in exams（热门考点分析） 202
E Removing doubts（课文疑难句详解） 203
★★★Key and detailed explanation（答案与详解） 204
F Key of the analog test（模拟测试答案） 204
G Explanation of some of the questions in the analog test（测试评讲） 204
★Analog test（模拟测试） ………………………………………………………(205) 205
A Written self-test（笔试自测） 205
Unit 22 The sports meeting 205
★★Detailed explanation of important and difficult points（课文重点难点详解）…………………………………………………………(210)B The learning approach of this unit（本单元学习方法） 210
C Key word study-a breakthrough（重点词汇突破） 211
D Language points frequently appearing in exams（热门考点分析） 212
E Removing doubts（课文疑难句详解） 213
★★★Key and detailed explanation（答案与详解） 214
F Key of the analog test（模拟测试答案） 214
G Explanation of some of the questions in the analog test（测试评讲） 214
A Written self-test（笔试自测） 215
Unit 23 A famous person 215
★Analog test（模拟测试） 215
★★Detailed explanation of the important and difficult points（课文重点难点详解） 220
B The learning approach ofthis unit（本单元学习方法） 220
C Key word study-a breakthrough（重点词汇突破） 221
D Language points frequently appearing in exams（热门考点分析） 222
E Removing doubts（课文疑难句详解） 223
F Key of the analog test（模拟测试答案） 224
G Explanation of some of the questions in the analog test（测试评讲） 224
★★★Key and detailed explanation（答案与详解） 224
Unit 24 What were they doing？ 226
★Analog test（模拟测试） 226
A Written self-test（笔试自测） 226
★★Detailed explanation of the important and difficult points（课文重点难点详解） 231
B The learning approach of this unit（本单元学习方法） 231
C Key word study-a breakthrough（重点词汇突破） 232
D Language points frequently appearing in exams（热门考点分析） 233
E Removing doubts（课文疑难句详解） 234
★★★Key and detailed explanation（答案与详解） 234
F Key of the analog test（模拟测试答案） 234
G Explanation of some of the questions in the analog test（测试评讲） 235
Unit 25 The accident 236
★Analog test（模拟测试） 236
A Written self-test（笔试自测） 236
B The learning approach of this unit（本单元学习方法） 242
C Key word study-a breakthrough（重点词汇突破） 242
★★Detailed explanation of the important and difficult points（课文重点难点详解） 242
D Language points frequently appearing in exams（热门考点分析） 243
E Removing doubts（课文疑难句详解） 244
★★★Key and detailed explanation（答案与详解） 245
F Key of the analog test（模拟测试答案） 245
G Explanation of some of the questions in the analog test（测试评讲） 245
Unit 26 Mainly revision 246
★Analog test（模拟测试） 246
A Written self-test（笔试自测） 246
C Key word study-a breakthrough（重点词汇突破） 252
★★Detailed explanation of the important and difficult points（课文重点难点详解） 252
B The learning approach of this unit（本单元学习方法） 252
D Language points frequently appearing in exams（热门考点分析） 253
E Removing doubts（课文疑难句详解） 254
★★★Key and detailed explanation（答案与详解） 254
F Key of the analog test（模拟测试答案） 254
G Explanation of some of the questions in the analog test（测试评讲） 255
附录一 256
附录二 310