http://www.iswearenglish.com/ Much we use for negatives and interrogatives except in the phrases too much so much and very much.
http://www.iswearenglish.com/ An explanation of the educational concept of the 3 Ps reading writing and arithmetic.
http://www.iswearenglish.com/ An explanation of the phrase to keep in check or to hold in check meaning to keep control of somebody or something.