Read the following sentence. Noah attempted to perform his first (and what he hoped would not be his last) magic trick for his little brother.
What is the purpose of the parentheses in the sentence?

I think the purpose of the parentheses is for the inner thoughts of the character.

Are you sure that these are songs?

Betray, destroy, and obey do not need to be changed to add the suffix -ed, because the "y" at the end of each word is preceded by a vowel  (so  they would be spelled  "betrayed," "destroyed," and "obeyed").

but hurry is different; it has to  be spelled "hurried" because the "y" at the end of "hurry" is preceded by a consonant.