The word 'this" in the sentence is an adjective describing book.
adjective
THE B0OK THAT YOU ARE LOOKING FOR IS BELOW THAT SHELFWHAT PART OF SPEECH IS THE WORD BELOW
"You gave the book to her" is a complete sentence made up of several parts of speech. You - pronoun gave - verb the - article book - noun to - preposition her - pronoun
"When" is an adverb when it begins a sentence.
it depends what word it is it could be any part of speech depending on the sentence
In a sentence, the word "action" can function as a noun.
The part of speech for "gliding" is a gerund, which functions as a noun in a sentence.
The part of speech of "correct" in this sentence is an adjective.
The part of speech that answers "what" or "whom" in a sentence is a pronoun. Pronouns are words like "he," "she," "it," "they," "who," and "what" that replace nouns in a sentence.
All subjects are part of speech for they are all nouns.
you
Pronoun