http://www.engvid.com/ Learn how to use the quantifiers -- much, many, and a lot of -- and avoid common grammatical errors. Don't forget to take the quiz at http://www.engVid.com
and if you need to take the lesson countable and uncountable nouns that I mention in this video, you can watch it here:
http://www.engvid.com/countable-uncountable-nouns-english-grammar/
آی-ویدئو