Present continuous
http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/pcont1.htm
http://esl.fis.edu/vocab/q21/doing2_r.htm
Past continuous
http://www.english-grammar-lessons.com/pastcontinuous/exercise3.swf
http://www.englishgrammarsecrets.com/pastcontinuous/exercise4.swf
Past simple
http://www.agendaweb.org/exercises/verbs/past-simple-regular
http://www.agendaweb.org/exercises/verbs/simple-past-irregular-1
http://www.english-room.com/pasttense_6a.htm
No comments:
Post a Comment