Instransitive verb group?

An intransitive verb group is a group of words that includes an intransitive verb and any other words that are necessary to complete the meaning of the verb. Intransitive verbs do not require a direct object to complete their meaning. Examples of intransitive verb groups include:

- She sings beautifully.
- The birds chirped loudly.
- He sleeps peacefully.
- The sun rises in the east.

- Verbs of perception: see, hear, smell, taste, feel
- Verbs of emotion: love, hate, like, dislike, enjoy
- Verbs of thinking: think, know, believe, understand, remember
- Verbs of movement: come, go, leave, arrive, depart
- Verbs of occurrence: happen, occur, take place, befall
- Verbs of state: be, exist, seem, appear, feel