A list of links to exercises to practice imperatives in English.

1. IMPERATIVES - exercises
http://www.englisch-hilfen.de/en/exercises/various/imperative.htm
http://www.englisch-hilfen.de/en/exercises/various/imperative2.htm
http://englishgrammarsecrets.com/imperative/exercise1.html
http://englishgrammarsecrets.com/imperative/exercise3.html
http://englishgrammarsecrets.com/imperative/exercise4.html
http://englishgrammarsecrets.com/imperative/exercise6.html
http://examenglish.com/grammar/A2_imperative.htm
Order of instructions
http://www.ecenglish.com/learnenglish/lessons/what-are-imperatives