If you don't know me by now (Simply Red)

I used this song (which I love) to practice the first conditional. I prepared a cloze with the missing words in alphabetical order, so students can fill in while listening. 

I included a short grammar guide on the first conditional and some exercises. Hope it's useful.

To download the PDF file, click on the top right corner on the open document below (open in a new window) and you'll be redirected to Google Docs, where you'll see the links to "download" or "print" it in the left top part of the page.