Unit 1 Disneyland 1
能力反馈 16
Unit 2 No smoking,please! 18
能力反馈 33
Unit 3 Body language 36
能力反馈 50
Unit 4 Newspapers 52
能力反馈 66
Unit 5 Charlie Chapling 69
能力反馈 85
Unit 6 Mainly revision 88
能力反馈 104
Unit 7 Canada 106
能力反馈 122
Unit 8 First Aid 124
能力反馈 141
Unit 9 Saving the Earth 144
能力反馈 160
Unit 10 At the shop 163
能力反馈 180
Unit 11 Hurricane! 183
能力反馈 198
Unit 12 Mainly revision 201
能力反馈 215
Unit 13 Albert Einstein 218
能力反馈 234
Unit 14 Satellites 236
能力反馈 252
Unit 15 A Famous Detective 255
能力反馈 272
Unit 16 The sea 275
能力反馈 293
Unit 17 Life in the future 295
能力反馈 312
Unit 18 Mainly revision 315
能力反馈 333
Unit 19 A freedom fighter 335
能力反馈 351
Unit 20 Disability 353
能力反馈 372
Unit 21 Music 374
能力反馈 391
Unit 22 A tale of two cities 393
能力反馈 408
Unit 23 Telephones 411
能力反馈 429
Unit 24 Mainly revision 431
能力反馈 447