The word they've is a contraction of the personal pronoun 'they' and the verb 'have'. The contraction they'vefunctions as the subject and the verb (or auxiliary verb) in a sentence or clause.
Examples:
They have gone on vacation.
Or,
They've gone on vacation.
part of speech
Adjective
What part of speech is thaw
The part of speech for oscillate is verb.
An adjective is a part of speech.
We are so honored to recieve this award, like thank you, its thanks to you we are really happy. weve only had this award for 2 seconds and weve already broken it. a good sign.
The homophone for we've is weave.
she wears hair extensions every now and then but not a weve
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
what part of speech is beneath
adverb
The part of speech for "explicit" is an adjective.
The part of speech for "lecturer" is a noun.
The part of speech for "rapid" is an adjective.
The part of speech of "came" is a verb.