對話一： W: I don’t know how you can eat so much yet never put on any weight, son. Your father’s got the same luck. I can’t take a bite without calculating how many calories I am taking. M: But remember Aunt Louise, Mom? She ate a lot and never gained a pound. 對話二： Enjoying an iced coffee? Better skip dinner or hit the gym afterwards, with a cancer charity warning that some iced coffees contain as many calories as a hot dinner. Health experts advise that the average woman should consume about 2,000 calories a day and a man about 2,500 calories to maintain a healthy weight. 對話三： Say your goal is to lose weight by dieting and cutting off sweets. But one night you just have to have a cookie and you know there is a bag of your favorites in the cupboard. You want one, you eat two. You say to yourself, “What the hell. I’ll eat the whole bag.” 重點單詞： 1. put on weight 體重增加 2. ...