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.

Sheldon's new Facebook PHOTO.
The Big Bang Theory Season 4, Episode 23

Not yet, but her underwater PHOTO shoot
was an embarrassment.
The Big Bang Theory Season 2, Episode 7

Another PHOTO from Sheldon?
The Big Bang Theory Season 7, Episode 7

went to Props and asked them
to print up this PHOTO of her.
The Big Bang Theory Season 12, Episode 24

Yes. And look, now you have a PHOTO
to remember that heroic day.
The Big Bang Theory Season 3, Episode 16