write simple past tense formula and make a sentence

s + v3 + o + adv
ex : I sung a song

simple past tense formula
1. nominal simple past tense
subject + was/were + noun/complement
subject + was/were + not + noun/complement
was/were + subject + noun/complement?

She was a singer ten years ago
She was not a singer ten years ago
Was she a singer ten years ago?

2. Verbal simple past tense
Subject + v2
Subject + did not + v1
Did + subject + V1?

He bought a novel last week.
He did not buy a novel last week.
Did he buy a novel last week?