Unit 1 Stereotype Unit 2 Community and Society Unit 3 Psychology Unit 4 Cross-cultural Differences Unit 5 History Unit 6 A Multi-culture World Unit 7 Disasters Unit 8 Celebrations Unit 9 Entertainment Unit 10 Health Unit 11 Environment Unit 12 Science Unit 13 Economics Unit 14 Politics Unit 15 Law Unit 16 Philosophy Unit 17 Religion Unit 18 Language and Literature