swum as in I have swum the channel
It's come.infinitive: comepast: camepast participle: come
Of course. It is a present participle: "We are exploring this part of the forest this week."
Struck/Striken
"Leaving" can be both a present participle and a past participle. As a present participle, it functions as part of the progressive verb forms (e.g., "I am leaving"). As a past participle, it is used in perfect verb tenses (e.g., "I have left").
1. Past participle 2. Verbal. Past participle used as adjective
"Staying" is the present participle or gerund form of the verb "stay". In a sentence, the participle usually functions as an adjective and the gerund as a noun, but the participle can also function as a verb as part of a progressive tense.
swum as in I have swum the channel
It is the past participle of a verb.
past participle
Noun, but it can be a gerund or participle.
Noun, but it can be a gerund or participle.
The word having is a verb. It is the present participle of have.