Embedded Question is a question placed inside another question or a question inside a larger sentence.You can watch Jennifer’s video lesson with captions. This captions will be helpful for lower level students. If you prefer this lesson without captions, you can download at http://www.vimeo.com/24075940 .
Additional practice is available at EnglishCafe.com. Try a short comprehension check and a quiz on forming embedded questions. http://www.englishcafe.com/lessons/embedded-questions-part-1-introduction-140246