断言的

Her friends asserted that she was innocent.

她朋友她是无罪。

He attempts to rebut the assertion made by the prosecution witness.

他试图反驳原告方证人所作。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太。

Lisa was rankled by his assertion.

他让莉萨恼火。

I thought their allegations but reasonable.

我为他们毫无道。

We predicate rationality of man.

我们性是人类属性。

Abstract: This treatise uses TFA concept and its analytic method to discuss the differences and characteristics of the presupposition, entailment and affirmance.

文章运用TFA概念和分析方法，探讨预设、蕴含和之间区别及运作特点。