one direction

Pet Reading - Part 2 : http://englishaula.com/en/pet-reading-part-2-exam-1-cambridge-preliminary-english-test-exercise.html

ACTIVE OR PASSIVE:.http://www.englishexercises.org/makeagame/viewgame.asp?id=1373#a

Passive Voice Examples & Exercises – Present / Past: http://www.espressoenglish.net/passive-voice-examples-exercises-present-past/

Exercise on Passive Voice - Present Perfect: http://www.ego4u.com/en/cram-up/grammar/passive/exercises?present-perfect

PASSIVE VOICE- exercises on form

PRESENT AND PAST SIMPLE PASSIVE: http://www.englishexercises.org/makeagame/viewgame.asp?id=1870