Whistle
"Upon arrival" is the prepositional phrase in the sentence.
The simple subject of the sentence is the noun noise.The complete subject is the noun phrase 'a thunderous noise'.
science teacher
firefighters
No it is an object pronoun. They saw us. The police took us to the station.
A noun functions as the subject of a sentence or a clause, and as the object of a verb or a preposition.Examples:The next right will take you to the station. (subject of the sentence)It is most certainly my right to refuse to answer. (direct object of the verb 'is')
A subject in a sentence is who, what, or where the sentence is about.
The subject is who or what the sentence is about.
The personal pronouns you and it can be used as a subject or an object in a sentence.Examples:You can take the five o'clock train. (subject of the sentence)I will meet you at the station. (direct object of the verb 'will meet')It will be more relaxing than driving. (subject of the sentence)If the train is late, I will wait for it. (object of the preposition 'for')
A subject is what the sentence is about.To make a sentence with a subject think like if it was a theme.
The subject in the sentence is "you."
What is the subject of this sentence? She was the subject of an investigation.