Test it, Fix it. English grammar - Kenna Bourke 2003
How to use Test it, Fix
Test it. Fix it is a series of books designed to help you identify any problems you may have in English, and to fix the problems. Each Test it, Fix it book has twenty tests which concentrate on mistakes commonly made by learners.
Test it, Fix it has an unusual format. You start at the first page of each unit, then go to the third page, then to the second page. Here's how it works:
