Do you want to test your English entry level? Take some placement tests here:

Cambridge English Test
www.examenglish.com (click on Cambridge FCE, PET, KET... and then on PET - in the second line)
Placement test for children 6-10 years old
Cambridge English-Young Learners
Learn4good - Interactive Test of English level
www.time4english.com (Username: Time4english - Password: free. Click on Login. It should start immediately. On the left, in 'Tests & Study Guide', click on PLACEMENT TEST. Then click on 'Take the Test NOW')
www.englishjet.com/english_courses_files/test_level.asp
www.englishjet.com/english_courses_files/tests.htm
BASIC ENGLISH TEST (login required)
EF Test (registration required)
http://mailings.ef.com/master/tests/ (login required)
http://courses.thomas.org.br/testeseuingles/ (login required - select from Basico to Avan├žad0)
www.tolearnenglish.com/placement-test.php
http://www.englishclub.com/esl-exams/levels-test-wc.htm (written comprehension)
http://e4u.english.org.mx/tyl/tyl.html
www.stuff.co.uk/toefl.htm
www.englishclub.com/esl-exams/levels-test-wc.htm