You should drink at least 1.5 to 2 litres of water,unsweetened frult juices mixed with water,fruit tea and herbal tea per day to keep your metabolism working properly.

• 你每天应该喝至少1.；5到2升水，无甜味剂的果汁，水果茶和花草茶以保证人体正常的新陈代谢。