1. 酸奶   milk   Parmesan cheese   yoghurt   butter   Hint Half-n-half Clue   2. 乳酪   cream cheese   yoghurt   margarine   cheese   Half-n-half Clue   3. 青纹干酪   margarine   blue cheese   curd   skim milk, skimmed milk, low-fat milk   Half-n-half Clue   4. 乳脂干酪   milk powder   cream cheese   cream   cheese   Half-n-half Clue   5. 低脂肪酸奶   cottage cheese   low-fat yoghurt   blue cheese   cream   Half-n-half Clue   6. 表面层牛奶，脱脂乳，低脂牛奶   skim milk, skimmed milk, low-fat milk   milk powder   butter   egg   Half-n-half Clue   7. 浓缩牛奶   low-fat yoghurt   condensed milk   egg   milk powder   Half-n-half Clue