1. 冰箱   refrigerator, fridge   fan   vacuum cleaner   freezer   Hint Half-n-half Clue   2. 加热器   refrigerator, fridge   mixer   toaster   heater   Half-n-half Clue   3. 熨斗   toaster   iron   spin dryer   stove   Half-n-half Clue   4. 搅拌器   hair dryer   ceiling fan   stove   blender   Half-n-half Clue   5. 火炉   stove   blender   ceiling fan   refrigerator, fridge   Half-n-half Clue   6. 多士炉   toaster   ceiling fan   dishwasher   microwave   Half-n-half Clue   7. 洗碟机   spin dryer   sewing machine   oven   dishwasher   Half-n-half Clue