"Talk" 是规则动词，但 "go" 不是。

"Talk" is a ___regular verb but "go" is not.

大多数英语动词是规则的，比如 "walk" 和 "talk"。

Most English verbs are ___regular, like 'walk' and 'talk'.

"book" 的复数形式是 "books"，这是规则的。

The plural form of 'book' is 'books', which is ___regular.