U9 - Different tenses
3. 10. 2012
Complete exercises:
http://www.e-grammar.org/past-simple-continuous/test1-exercise3/
http://www.e-grammar.org/past-simple-continuous/test1-exercise1/
http://www.e-grammar.org/past-simple-continuous/test2-exercise4/
http://www.e-grammar.org/present-perfect-simple-continuous/test1-exercise3/
http://www.helpforenglish.cz/article/2006101101-pritomne-casy-v-anglictine-cviceni-2
http://www.helpforenglish.cz/article/2007010301-minuly-prosty-a-prubehovy-cas