![In the future,
swimming isn't going to be optional.
In the future,
swimming isn't going to be optional.](https://content2.mcqstudy.com/ss/tbbt-2-13-00:08:34.763.jpeg)
In the future,
swimming isn't going to be OPTIONAL.
The Big Bang Theory Season 2, Episode 13
![- No, thank you. I'm fine.
- No, it's not optional.
- No, thank you. I'm fine.
- No, it's not optional.](https://content2.mcqstudy.com/ss/tbbt-4-22-00:11:42.201.jpeg)
- No, thank you. I'm fine.
- No, it's not OPTIONAL.
The Big Bang Theory Season 4, Episode 22
![Actually, no. He goes at 8 a.m.
with optional follow-ups...
Actually, no. He goes at 8 a.m.
with optional follow-ups...](https://content2.mcqstudy.com/ss/tbbt-6-8-00:00:48.570.jpeg)
Actually, no. He goes at 8 a.m.
with OPTIONAL follow-ups...
The Big Bang Theory Season 6, Episode 8