外研版7A Module4 Unit2 Is your food and drink healthy精讲（有答案）

Unit2 Is your food and drink healthy? 【重难点讲解】 1、 healthy (1) healthy 形容词 健康的 We should eat the healthy food. (2) unhealthy 形容词 不健康的 We shouldn’t eat the unhealthy food. (3) healthily 副词 健康地 We should eat the food healthily. (4) unhealthily 副词 不健康地 We shouldn’t eat the food unhealthily . [拓展] health为healthy的名词形式，是不可数名词，意为“健康”。 It's good for your health.这对你的健康有好处。 【例题解析】 请写出healthy的正确形式。 (1) He always eats food, so he is very fat. (2) She likes sport very much and she is always in good . (3) My mom tells us that we should eat food. (4) We should have breakfast . (5) We shouldn’t have breakfast . 答案：unhealthy; health; healthy; healthily; unhealthily 2、fish鱼 fish 名词，意为“鱼肉: 鱼”。 (1) 作不可数名词,意为“鱼肉”; Fish is delicious and I like it very much. 鱼肉很美味，我很喜欢。 (2) 作可数名词,意为“鱼”。 Let's buy some fish. 咱们买些鱼吧。 注意： 1　 fish指“鱼的条数” 时,单复数形式相同。 两条鱼two fish 2　 fish指“鱼的种类”时,其复数形式是在其后加-es,即fishes. 两种鱼two fishes 【例题解析】 ( ) 1. I