"too" or "enough" exercise websites

1. http://www.englishpractice.com/quiz/exercise-4/
2. http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-6980.php
3. http://www.better-english.com/grammar/toomuch.htm
4. http://www.tolearnenglish.com/exercises/exercise-english-1/exercise-english-102.php
5. http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-77265.php