วิชา ภาษาอังกฤษ

infinitive and gerunds

The infinitive is the base form of a verb. In English, when we talk about the infinitive we are usually referring to the present infinitive, which is the most common. There are, however, four other forms of the infinititive: the perfect infinitive, the perfect continuous infinitive, the continuous infinitive, & the passive infinitive.  อ่านต่อ