Leave-left ( I ) + do- did (She) ?
sing- sang (We) +
hear-heard (He) ?
buy- bought (They) +
sell - sold (You) ?
return (She)+
Lend - lent ( I )
borrow ( My mom) +
bring up brought up (My parents) +

I leave

I left

I am leaving

I will leave

She does

She did

She is doing

She will do

We don't sing

We didn't sing

We aren't singing

We won't sing

He hears

He heard

He is hearing

He will hear

They buy

They bought

They are buying

They will buy

Do you sell?

Did you sell?

Are you selling?

Will you sell?

She returns

She returned

She is returning

She will return

I lend

I lent

I am lending

I will lend

My mom borrows

My mom borrowed

My mom is borrowing

My mom will borrow

My parents bring up

My parents brought up

My parents are bringing up

My parents will bring up