It can be either, depending on the word modified.
They are on a long mission to the Moon and back. - adjective phrase (which mission?)
Astronauts went to the moon and back. -In this sentence, the prepositional phrase "to the moon and back" answers the question, "where?". This means that the phrase modifies the verb, which makes it an adverbial phrase.
In this sentence, the prepositional phrase "to the moon and back" is an adjective phrase, modifying way.
Go truck yourselfs
The word hard is an adverb that describes work. There is no adjective in the sentence.
Adverb.Here is an adverb, not an adjective.
its an adverb an adjective is a descriptive word an adverb is a feeling
No, it is an adverb. It is the adverb form of the adjective perfect.
Deliberate is an adjective, the adverb is deliberately.
The word hard is an adverb that describes work. There is no adjective in the sentence.
No. Pet is a verb, noun, or adjective (e.g. pet project). There is no direct adverb form.
Dark can be an adjective or a noun. Darkly is an adverb.
The word "suitable" is an adjective. It describes a noun by indicating that something is appropriate or fitting for a particular purpose or situation.
Adverb.Here is an adverb, not an adjective.
its an adverb an adjective is a descriptive word an adverb is a feeling
An adverb describes a verb, an adjective or another adverb.
It can be an adjective OR an adverb. adjective -- You dog is a friendly dog adverb -- She always talks friendly to me
Nervous is an adjective. The adverb form is nervously.
Yes, "especially" can function as both an adverb and an adjective. As an adverb, it modifies a verb, an adjective, another adverb, or a sentence. As an adjective, it describes a noun.
'The' is neither an adjective nor an adverb. It is an article.
No, it is not. It is an adverb, the adverb form of the adjective unsteady.