Links to practice

Online English Grammar Tests

http://www.learnenglishfeelgood.com/esl-english-grammar-exercises.html

Practical literacy skills for adults

http://www.bbc.co.uk/skillswise/english

English Interactive

http://englishinteractive.net/skills.html

Wishes

http://www.esl-lounge.com/student/grammar/4g7-wishes-and-regrets.php

Active and passive in English

http://www.englisch-hilfen.de/en/exercises/active_passive/active_or_passive.htm

Conditional Sentences

http://www.englisch-hilfen.de/en/exercises_list/if.htm