How much, how many?

http://www.better-english.com/easier/howmuch.htm

http://www.agendaweb.org/grammar/many-much-quantifiers-exercises.html

http://www.espressoenglish.net/some-any-no-exercises/

https://elt.oup.com/student/solutions/int/grammar/grammar_08_022e?cc=global&selLanguage=en