BBC site and done some minimal pair activities. Refer to this website for further study. Remember
this site to keep working on the pairs studied so far. When you finish you can do more practice here.
Make sure you've gone through all the quizzes in the BBC site.
Let's start testing ourselves. Do this short test and tell me how you did.
Now for the games:
If you need extra explanation on any sound, click here and you'll get to learn how to pronounce all the symbols and sounds in English.
Finally explore this useful interactive