This document discusses the use of gerunds (-ing form) and infinitives (to + verb) after certain verbs in English. It provides lists of verbs that can be followed by gerunds or infinitives and explains the differences. Verbs after prepositions or as subjects generally take gerunds, while verbs of perception or referring to something specific usually take infinitives. Some verbs like remember, forget, and try can take both but with subtle differences in meaning.