The rule as a picture, 5 multiple-choice questions, 3 sentences to correct and a short writing task. Free to print and copy for your class or for self-study.
Want the explanation first? Read the In, On, At for Time lesson
Think in zoom levels. Use in for long periods: in May, in 2026, in the morning. Use on for days and dates: on Monday, on 3 June. Use at for exact times and moments: at 9:00, at noon, at night.
Our call is on Monday at 9:00.
Write three sentences of your own that use this rule. You can use these phrases.
Answers will vary. Check that each sentence follows the rule on page 1, or paste them into Clarigram to have them checked.