| Unit | Cultural content | Concrete representation |
| B3U1 | world culture | Malaysia |
| B3U2 | other culture | Free time activities |
| B3U3 | other culture | Different opinions about friends |
| B3U4 | target language culture | American Idol & Americans’ Got Talent |
| B3U5 | target language culture | Disney |
| B3U6 | other culture | New Year’s resolution |
| B3U7 | contrast culture | Japan vs India |
| B3U8 | target language culture | Thanksgiving |
| B3U9 | other culture | Invitation letters |
| B3U10 | target language culture | London |
| B4U1 | native culture target language culture | Bus driver and passengers save an old man American climber |
| B4U2 | other culture other culture | Students who volunteer Lucy from Animal Helpers |
| B4U3 | other culture other culture | Clean the room Opinions about chores |
| B4U4 | other culture contrast culture | Complain about the family Chinese students’ life vs American students’ life |
| B4U5 | target language culture target language culture | Alabama Martin Luther King & World Trade Center |
| B4U6 | native culture world culture | The Monkey King Hansel & Gretel |
| B4U7 | other culture native culture | The Qomolangma Panda |
| B4U8 | target language culture target language culture | Robinson Crusoe Country music in Nashville |
| B4U9 | contrast cultures world culture | American museum VS Chinese museum VS Indian museum Singapore |
| B4U10 | other culture native culture | Yard sale Chinese countryside |