In, on, and at are the three most common prepositions of time in English, but they can be confusing for learners. We use “in” for months, years, and longer periods, “on” for specific days and dates, and “at” for exact times and special moments.
Improve your grammar with this Prepositions of Time Quiz and learn how to use each preposition correctly. Test your English with 10 useful questions and see how well you can complete each sentence.
Choose the correct preposition to complete each sentence (1–10).
1) The children go back to school ___ September.
We use "in" for months, years, and long time periods.
2) I’m always busy ___ Monday mornings.
We use "on" for days of the week and day expressions like Monday morning.
3) He bought his first car ___ 2015.
We use "in" for years like 2015, 1998, etc.
4) We usually eat together ___ dinnertime.
We use "at" for mealtimes (at breakfast, at lunchtime, at dinnertime).
5) They’re getting married ___ February 21st.
We use "on" for exact dates such as February 21st.
6) We usually travel abroad ___ the summer.
We use "in" for seasons like spring, summer, fall, and winter.
7) The beach looks beautiful ___ sunset.
We use "at" for specific points in time, like sunset, sunrise, noon, night.
8) That movie became popular ___ the early 90s.
We use "in" for decades and long time periods (in the 90s, in the 1800s, etc.).
9) We’re having a family dinner ___ Christmas Day.
We use "on" for specific days and dates, including holidays with the word Day.
10) Birds usually start singing ___ dawn.
We use "at" for specific moments such as at dawn, at dusk, at midnight.
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