Ok, here you are the first Powerpoint presentation on grammar, Present simple vs. Present continuous. Click on the link, write down the password and you'll see it.

https://docs.google.com/file/d/0B5CBpqUCDoxhSF8yZm5JbzRaU3M/edit?usp=sharing

Once you check that the link works, I will attach the rest of the presentations. Thank you all for your patience.

Hope you'll find it useful.