You know, I USED to wear tank tops a lot.
The Big Bang Theory Season 9, Episode 12
You USED my loofah?
The Big Bang Theory Season 1, Episode 7
Sheldon, this beaker USED
to contain cerebral spinal fluid
The Big Bang Theory Season 5, Episode 16
My father USED to say
that all the time.
The Big Bang Theory Season 7, Episode 5
...I'm uncomfortable
with the language he USED.
The Big Bang Theory Season 4, Episode 1