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.

So, tell me,
do you have any plans for the WEEKEND?
The Big Bang Theory Season 10, Episode 13

with the guys this WEEKEND,
but then I wondered,
The Big Bang Theory Season 5, Episode 19

Maybe you and I can do
something fun that WEEKEND.
The Big Bang Theory Season 10, Episode 17

clear your WEEKEND.
Starting Saturday morning,
The Big Bang Theory Season 5, Episode 19

Hey, uh, I just found out I have to be
at the telescope lab all WEEKEND.
The Big Bang Theory Season 6, Episode 22