说是“一些语法专家把不定式也包括在内”了。

来源: 于 2015-10-26 21:31:33 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

From http://englishgrammar101.com/module-3/verbs/lesson-12/moods-of-verbs:

Some grammar experts include the conditional and infinitive moods. Most only talk about the indicative, the imperative, and the subjunctive.