1. to sell   kau、kounyuu   seihin   seikyuu   uru   Hint Half-n-half Clue   2. income tax   zeikin   eigyoujikan   kau、kounyuu   riekibunpai   Half-n-half Clue   3. sales tax   riekibunpai   shoubai   chinginhyou   buppinhanbaizei   Half-n-half Clue   4. business card   meishi   riekibunpai   koujou   hanbai、uriage   Half-n-half Clue   5. wage scale   toushi   eigyoujikan   zeikin   chinginhyou   Half-n-half Clue   6. factory   zeikin   koujou   buppinhanbaizei   seihin   Half-n-half Clue   7. to buy   chinginhyou   kau、kounyuu   meishi   buppinhanbaizei   Half-n-half Clue