A list of links to practice prepositions of time in English.

1. PREPOSITIONS OF TIME
At/on/in: http://www.perfect-english-grammar.com/time-prepositions-
exercise-2.html
for/since: http://www.ego4u.com/en/cram-up/vocabulary/since-for
at/on/in/for/since/by
http://www.ego4u.com/en/cram-up/grammar/prepositions/exercises?02
Multiple choice given (with past/to – time) (difficult):
http://www.ego4u.com/en/cram-up/grammar/prepositions/exercises?18
at/on/in/for/since: http://www.english-4u.de/prep_of_time_ex1.htm
More complicated:
http://www.english-4u.de/prep_of_time_ex2.htm
http://www.english-4u.de/prep_of_time_ex3.htm
During, while, for
http://www.ecenglish.com/learnenglish/lessons/how-use-during-for-and-
while
http://www.learn-english-today.com/lessons/lesson_contents/exercises/for-
during-while_quiz1.htm
http://www.learn-english-today.com/lessons/lesson_contents/exercises/for-
during-while_quiz1.htm
adv: http://eolf.univ-fcomte.fr/wp-
content/uploads/grammar/time_expressions/14d_for_during/fordur.htm