
I CERTAINLY can be quieter
when we kiss.
The Big Bang Theory Season 5, Episode 14

Certainly by early next week.
Breaking Bad Season 3, Episode 9

lt most CERTAINLY is.
Breaking Bad Season 4, Episode 9

Well, I have
CERTAINLY taken some jobs
The Big Bang Theory Season 7, Episode 19

From your vantage point,
it CERTAINLY must seem so.
The Big Bang Theory Season 3, Episode 5