Unit One Gift-giving Unit Two Housing Unit Three Cause Unit Four Merit Quiz?。║nit 1~Unit 4) Unit Five Differences Unit Six Satisfaction and Dissatisfaction Unit Seven Personal Relationships Unit Eight Complaints Quiz (Unit 5~Unit 8) Unit Nine Fashion Unit Ten Seeing a Doctor Unit Eleven In the Bank Unit Twelve Blame Quiz (Unit 9~Unit 12) Unit Thirteen Argument Unit Fourteen Personal Experience Unit Fifteen Accidents Unit Sixteen Emotions Quiz (Unit 13~Unit 16) Unit Seventeen Consideration Unit Eighteen Self-Description Unit Nineteen Personal Values Unit Twenty Tourism Quiz (Unit 17~Unit 20) Keys and Scripts