The best way to learn proper English is to read news report, and watch news on TV. Watching TV shows is a great way to learn casual English, slang words, understand culture reference and humor. If you have already watched these shows then you may recall the words used in the following dialogs.

In winter, that seat is close enough
to the RADIATOR to remain warm...
The Big Bang Theory Season 1, Episode 1

In the winter, that seat's close enough
to the RADIATOR...
The Big Bang Theory Season 3, Episode 10

PVC comes here. Maybe a little
corrugated sheet metal as a RADIATOR here.
The Big Bang Theory Season 1, Episode 2

In the winter, that seat is
close enough to the RADIATOR
The Big Bang Theory Season 12, Episode 24