Sentence examples for that's it then from inspiring English sources

Q: That's it then?

So that's it then.

"That's it, then!

"I guess that's it, then".

I thought: "That's it then.

"So that's it, then," Josh said.

("I kind of thought, Well, that'll be it, then").

That's it, forever then!

That would be it then".

*** That's it for Unforgotten (ITV), then.

Then, that's it.