This document discusses irregular verbs in English and Spanish, the use of the "-ing" form of verbs, and provides examples of questions containing irregular verbs. It lists English irregular verbs and their past and past participle forms. It explains that the "-ing" form allows verbs to be transformed from the infinitive form into a gerund. Examples of regular verbs in the infinitive and "-ing" forms are provided in English and Spanish. Finally, it provides 15 example questions containing irregular verbs.