
By that logic, I SHOULD be with someone
short, dull, and needy.
The Big Bang Theory Season 9, Episode 8

I SHOULD have warned you.
The Big Bang Theory Season 4, Episode 3

Should I get under the covers with you?
The Big Bang Theory Season 9, Episode 11

Don't you think I SHOULD answer
engineering questions? I am an engineer.
The Big Bang Theory Season 1, Episode 13

Oh. Perhaps we SHOULD establish
some ground rules.
The Big Bang Theory Season 10, Episode 19