1. 龙头，轻拍   faucet, tap   shower   toothpaste   bathtub   Hint Half-n-half Clue   2. 香波   soap   towel   shampoo   cold water   Half-n-half Clue   3. 镜子   toilet paper   mirror   faucet, tap   toothbrush   Half-n-half Clue   4. 阵雨   soap   hot water   shower   faucet, tap   Half-n-half Clue   5. 毛巾   faucet, tap   towel   toilet paper   toothbrush   Half-n-half Clue   6. 热水   toothbrush   faucet, tap   hot water   bathtub   Half-n-half Clue   7. 牙膏   cold water   hot water   toothpaste   toilet paper   Half-n-half Clue