The prepositions of time IN, On and At give troubles to students, so I use a lot of such exercises to meet the prepositions in the context. This exercise can be used as a test, to work in pairs and check each other, as warming up activity.

prepositions-of-time-in-on-at-tests-warmers-coolers_146309.docx

Prepositions Of Time Review - Fill In: In, At or On

prepositions-of-time-review-fill-in-in-at-or-on

Let's do English ESL general grammar practice. The prepositions of time IN, On and At give troubles to students, so I use a lot of such exercises to meet the pr…