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.

and they don't have
a sunset Sabbath service
The Big Bang Theory Season 5, Episode 18

- Sure.
- Also, tonight's the Sabbath...
The Big Bang Theory Season 4, Episode 19

Heh. Yeah, man,
totally makes me wanna crank
old Sabbath and blaze one.
Breaking Bad Season 4, Episode 2

...and getting freaky on the Sabbath
with a bacon cheeseburger.
The Big Bang Theory Season 2, Episode 21