We were watching TV at 4 pm.
So was I / I wasn't
She's got a problem.
So have I / I haven't
I don't drink alcohol.
Neither do I / I do
She doesn't eat much.
Neither do I / I do
We had to wait for the bus.
So did I / I didn't
He hasn't finished his homework yet.
Neither have I / I have
I'm feeling cold.
So am I / I'm not
They weren't having dinner at 7 pm.
Neither was I / I was
