Use of IN, ON, AT for Time and Places (Grammar Rules of Prepositions with Easy Examples)
IN, ON, and AT are the most commonly used English prepositions. Their correct use can be confusing for learners. Here is a simple and easy-to-understand guide explaining how to use IN, ON, and AT for time and places with examples: Use of 'In', 'On', and 'At' for Time In-Time Used for longer or general periods of time. Uses : In months Example: My exams are in July. ⇨Here we are talking generally about a month, not a specific date. In years Example : She was born in 2007. ⇨We did not mention any specific date. In Seasons Example: We grow many seasonal flowers in spring. ⇨Here, we did not talk about a specific day of spring. In Parts of the Day In the morning, in the evening, in the afternoon Example: I study in the morning. ⇨These parts of the day are not exact times. In centuries or decades In the 18 th century, in the 1980s Example : The internet became popular in the 1990s. On-Time Used for days ...