Bakit importante ang kayarian sa bawat pangungusap?

'parallelism  in grammar is defined as two or more phrases or clauses in a sentence that have the same grammatical structure.'c. he was not a beast, but he was not a man. 

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.

Q: where did the pencil goon vacation?
a: pencilvania