
We studied in class how to form COMPARATIVES AND SUPERLATIVES, and we will see it more in depth in UNIT 8; however, I want to give you this link, for you to practice...
http://www.stclaresenglish.net/langprac/compstu1.htm#Practice: Links to self-study practice exercises and quizzes
You have a scheme with links to the theory and to many exercises...

We have just seen what PASSIVE VOICE is. In the link below you will find a super complete exploitation of passive voice, you can review the tenses to form it, find exercises, listening practice, etc...I hope you do it!
http://netgrammar.altec.org/Units/Unit_9/menu.html