1、
To be is an irregular verb in all languages, but always regular is the verb to love.
在所有的语言中，“是”总是一个不规则动词，而“爱”则永远是一个规则动词。
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2、
He told the student aloud that the regular verb was in the present tense.
他大声告诉学生,这个规则动词用的是现在时态.
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3、
4、
