verb form

• 动词形式

verb form的用法和样例：

例句

1. They confuse the noun and verb forms.
   他们弄混名词和动词形式。
2. What common English verb becomes its own past tense by rearranging its letters?
   哪个英语单词由普通动词形式转换为过去式后需要重新排列它的字母呢？