Prepositions of time

I hope you find this table useful. As for the confusion in class about Christmas Eve, I found this explanation. "Christmas Eve is a day and so it takes the preposition ON" (wordreference.com forum)

http://www.englishclub.com/grammar/prepositions-at-in-on-time.htm

Let's see if you have understood the explanations: QUIZ

http://esl.about.com/library/quiz/blgrquiz_prep3.htm

http://a4esl.org/q/f/z/zz98bck.htm