What did you do yesterday? What are you doing now? What are you doing tomorrow? What are you going to do next Wednesday? If you want to express yourself well in English, you need to know the tenses!
Intenga proudly presents its much revered English lesson about all the tense forms in the English language. .
How should I study the materials?
Related links:
www.englisch-hilfen.de/en/exercises_list/zeitformen.htm
www.englisch-hilfen.de/en/exercises/tenses/mix2.htm
www.myenglishpages.com/site_php_files/grammar-exercise-tenses.php#.VDVNFvmSx-g