Gerunds are formed from verbs, but they act as nouns in the sentence. They end in -ing. For example, "Swimming has always been my favorite activity." In this sentence swimming is the subject and acting as a noun. In the sentence "We were swimming in the lake." The word 'swimming' is being used as a verb, so it is not a gerund. However, the infinitive of a verb is its base form and often includes 'to' in front of it. For example, to swim

thank you so much!

Hello. The werry well.

https://www.gingersoftware.com/content/grammar-rules/nouns/gerunds-infinitives/ Gerund & Infinitive Examples Examples of gerunds Gerunds are formed with the letters “ing”. For example: • Thinking • Acting • Walking • Talking • Fishing • Caring • Writing • Listening Examples of infinitives Infinitives are prefaced with the word “to”. For example: • To think • To act • To walk • To talk • To fish • To care • To write • To listen Both Gerunds and Infinitives can act as the subject of a sentence: Thinking is something that comes naturally. To think is something that comes naturally. You can use a gerund or an infinitive as the object of a verb: I like fishing. I like to fish. Only a gerund can be the object of a preposition. An infinitive cannot: We are thinking about walking in the woods.