1. Future and future in the past

Apart from the explanation in the grammar section you can watch this video for an interesting overview:

However you may feel the need for exercises: in English lessons, learnenglishfeelsgood, and englishexercises.

future perfect

As for the future in the past, check this link from the BBC or this one from englishpage. Interested in online exercises? Try this link from OUP, or this one from englishdailyworkout, or another interactive one from learnenglish.org.uk.

Remember you have a great site in http://www.bbc.co.uk/worldservice/learningenglish/ for all kinds of stuff.

the future in the past