1. 冷水   cold water   bathtub   hot water   mirror   Hint Half-n-half Clue   2. 浴槽   toothpaste   mirror   bathtub   cold water   Half-n-half Clue   3. 鏡   soap   toothbrush   mirror   cold water   Half-n-half Clue   4. 歯磨き   toothpaste   bathtub   hot water   faucet, tap   Half-n-half Clue   5. 蛇口   faucet, tap   toothbrush   hot water   bathtub   Half-n-half Clue   6. 熱水   toothbrush   faucet, tap   mirror   hot water   Half-n-half Clue   7. 石鹸   hot water   soap   toothbrush   toothpaste   Half-n-half Clue