WH - QUESTIONS

http://www.mes-english.com/flashcards/files/ppt/questions.ppt

http://www.authorstream.com/Presentation/Rvan-176947-Wh-questions-present-Information-questionsPresent-Tense-Why-questionscalled-pr-Education-ppt-powerpoint/

http://www.authorstream.com/Presentation/icpnapilottutorial-1433804-b03-7b-practice-wh-questions/

http://www.learnenglish-online.com/grammar/whquestions.html