Unit 1 FESTIVALS AND HOLIDAYS(Ⅰ) 1
Unit 2 FESTIVALS AND HOLIDAYS(Ⅱ) 10
Unit 3 WEATHER AND CLIMATE 20
Unit 4 FOOD AND DRINKS 31
Unit 5 COMMON SENSE OF HEALTH 41
Unit 6 SHOPPING AND ACCOUNTING 51
Unit 7 ADVERTISEMENTS 61
Unit 8 POPULAR SCIENCE 71
Unit 9 VARIETY OF ENGLISH 79
Unit 10 COMPUTERS 90
Revision 1 102
Revision 2 107
Revision 3 112
Vocabulary 118