正确说法是：I like dogs.或者在dog前面加冠词，表示特定喜欢哪只狗：I like the dog.dog是一个英文单词，名词、及物动词，作名词时翻译为“狗；卑鄙的人；（俚）朋友”。作及物动词时翻译为“跟踪；尾随”。
dog造句
1、The dog flirted his tail.
2、A dog jumped the fence.
3、His dog waggled its tail.
4、keep a dog on a chain
5、The baboon has a dog-like face.