英语：必修3 Unit2 Healthy eating知识点讲解.doc

必修3 Unit 2 Healthy eating人教新课标 一、教学内容 必修3 Unit 2 Healthy eating重点单词 重点短语 重点句型 二知识精讲 （一）重点单词 1. diet 1) n. 日常饮食、食物 Proper diet and exercise are both important for health. 适当的饮食和锻炼对健康很重要。 The doctor advised him to go on a diet to lose weight. 医生建议他节食减肥。 No sugar in my coffee please. I am on a diet. 请不要给我的咖啡放糖，我在节食。 2）节食；实施节食疗法 Do you think it necessary for to diet? 你认为我有必要节食吗？ She’s always dieting but she never seems to lose any weight. 她总是在节食，但体重好像并未减少。 2. balance 1) vt. 平衡；权衡 Try to balance your diet by eating more fruit and less protein. 多吃些水果, 少摄入些蛋白质, 使饮食均衡合理。 You have to balance the advantages of living in the country against the disadvantages. 你得权衡一下住在乡下的好处和坏处2) n. 天平，平衡；余额，余数 Try to achieve a better balance between work and play. 争取把工作和娱乐更好地结合起来。 I must check my bank balance. 我要核对一下我在银行的余额Athletes need a good sense of balance. 运动员要有良好的平衡感。 I struggled to keep my balance on my new skates. 我穿着新溜冰鞋，努力保持平衡。 She cycled round the corner, lost her balance and fell off. 她车拐弯时失去平衡，摔了下来。 知识拓展： balanced adj. 平衡的；平稳的；和谐的 A balanced diet provides nutrition for your body. 均衡的食使你的身体获得营养. curiosity n. 好奇心 Children have a natural curiosity about the world around them. 小孩子对他们周围的世界有着天生的好奇心。 I opened the packet just to satisfy my curiosity. 我打开包裹只是为了满足我的好奇心。 The letter wasn’t addressed to me but I opened it out of curiosity. 那封信不是写给我的，然而我却出于好奇把它拆开了。 Margaret looked at him with curiosity. 玛格丽特好奇地望着他。 知识拓展curious adj. 好奇的 curiously adv. 好奇地 They were very curious about the people who lived upstairs. 他们对于住在楼上的人感到很好奇。 I was curious to find out what she had said. 我真的想弄清楚她说了些什么。 It was curious that he didn’t tell anyone. 他没有告诉任何人这很奇怪。 4. lie vi. n. 说谎谎话，谎言 (ied, lied, lying) It’s no wonder that she lied to the court. 难怪她对法庭撒了谎。 I wonder why he told a lie to me. 我疑惑他为什对我撒谎。 知识拓展： lie vi. 躺、卧、处于(某一位置)，处于某种状态 (ay，lain，lying) e were lying on the grass when it began to rain. 雨下起来时我们正躺在草坪上。 Her village lay across the river. 她住的村子坐落在河对岸。 The newspaper lay open on the table. 报纸摊开摆