He gave me a flower yesterday.

I was given a flower by him yesterday

I am given a flower by him yesterday

I could given a flower by him yesterday

I will be given a flower by him yesterday

All of the above

He gave me a flower yesterday means کل اس نے مجھے ایک پھول دیا تھا

Give is a verb.

Gave is the second and given is the third form of give.

Past Indefinite tense

Active Voice= Subject + Second Form of Verb + Object.

Passive Voice = Object + was/were + third of verb + by + subject.