![Yeah, but she also
used to sleep with Zack.
Yeah, but she also
used to sleep with Zack.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Yeah, but she also
USED to sleep with Zack.
The Big Bang Theory Season 10, Episode 22
![she used an intricate
system of pulleys
she used an intricate
system of pulleys](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
she USED an intricate
system of pulleys
The Big Bang Theory Season 5, Episode 1
![can't be used
as a flotation device.
can't be used
as a flotation device.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
can't be USED
as a flotation device.
The Big Bang Theory Season 5, Episode 10
![Sorry. I used my key.
Sorry. I used my key.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Sorry. I USED my key.
The Big Bang Theory Season 12, Episode 15
![Even though I
totally just used
Even though I
totally just used](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Even though I
totally just USED
The Big Bang Theory Season 7, Episode 3