If you are not a native English speaker, English requirement is a must. Many scholarships in Australia, New Zealand, Canada and United Kingdom require IELTS (International English Language Training System) scores. Below is a list of some online free IELTS practice test. Practice makes perfect, so try to practise as much as possible.
British council offers sample IELTS sample tests for both Academic and General Training:
IELTS sample tests from IELTS official website:
These samples from IELTS Essentials:
Canadavisa has 8 free IELTS practice tests available - 2 Listening, 2 Reading, 2 Writing, and 2 Speaking. They also have a calculator to help you estimate your IELTS scores from your test results:
These sets of sample test from English Online website:http://www.english-online.org.uk/ieltsfolder/ieltshome.php?name=International%20English%20Language%20Testing%20System&fun=startIntroRequest()&spt=readcontent