外研版七年级英语上册《Is your food and drink healthy?》PPT教学课件，共16页。
1. Eat the right food and be healthy.
health n. 健康
in good health=healthy
We should eat some vegetables and fruits to keep healthy. 我们应该多吃蔬菜和水果来保持健康。
keep healthy=stay healthy
I really want to live healthily as long as possible.
我想要的是健康长寿。
2. Milk, cheese and fish are good for your teeth.
牛奶，奶酪和鱼对你的牙齿有好处。
名词单数变复数规则：
1. 单词结尾直接加-s
2. 以s,x, ch, sh 结尾的单词加-es,读/iz/
3. 以辅音字母＋y结尾的单词，变y为i加-es,读/iz/
4. 以o/oo结尾的单词，除了以下单词，其余都加-s
5. 以f或者fe 结尾的词，改f为v,再加es.
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关键词：Is your food and drink healthy? PPT课件免费下载，.PPT格式；