Here is the pdf and MP3 file related to the classwork - The Sounds of English - Schwa

They both originally come from the BBC Learning English website: BBC Schwa

We also did some speaking practice based on the following visual aids which simulate the Cambridge PET speaking exam. The materials are from PET Busters Practice Tests.

Here are the notes I wrote during the class:

Finally, here is a link to more material which will answer your questions about the difference between if and whether:

if and whether