KET PRACTICE

http://www.examenglish.com/KET/KET_grammar.htm
http://www.englishtag.com/tests/level_test_elementary_A1.asp
http://www.englishjet.com/english_courses_files/test_beginners.asp
http://www.newschool.co.uk/courses/test-your-english/elementary-english-test.aspx