English lab 8°

http://www.englishclub.com/grammar/verb-tenses_past-continuous_u.htm

http://www.vitutor.com/gramatica_inglesa/verb_tense/past_continuous.html

http://www.esl-lab.com/car-accident/drivinginsnow-video.htm

http://www.esl-lab.com/meet/meetrd1.htm

http://www.esl-lab.com/travel/travelrd1.htm#pre

http://www.esl-lab.com/elem/juniorhighschool-video.htm