Content-oriented Lessons in PDF Format
By Scott South (Petroleum Insitute, Abu Dhabi, United Arab Emirates)
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If you discover that one of these web sites has changed and that a lesson is outdated, please let us know (Contact).
The date of the last update (Year - Month - Date) of each lesson is shown.
This web-based textbook is hosted by The Internet TESL Journal at iteslj.org/t/ws/.
You are given permission to print out and duplicate these lessons to be used by your own students.
Any other use requires written permission.