good是一个英语单词，意思是做得好；真棒！好极了！感叹，如：Smoking is not good for your health.
形容词比较级：better；最高级：best。
例句与用法：
1、Smoking is not good for your health.
吸烟对你的健康不好。
2、This is a goodplacefor a picnic.
这是一个野餐的好地方。
3、He was very good to me when I was ill.
我生病时他对我很好。
4、My one good suit is at the cleaner's.
我那套讲究的衣服还在洗衣店里呢。
good的比较级是 better，最高级是 best，副词是well。
例句
1、ADJGoodmeans pleasant or enjoyable. 令人愉快的。
例：We had a really good time together.我们一起度过了非常愉快的时光。I know they would have a better life here.我知道他们在这儿会过上更好的生活。
2、ADJGoodmeans of a high quality, standard, or level. 质量高的; 水准高的。
例：Exercise is just as important to health as good food.锻炼和好的饮食对身体健康一样重要。His parents wanted Raymond to have the best possible education.他的父母想让雷蒙德尽可能得到最好的教育。
3、ADJIf you aregood atsomething, you are skilful and successful at doing it. 擅长的。例：He was very good at his work.他十分擅长他的工作。I'm not very good at singing.我不很擅长唱歌。