As a general rule, we can use 'on' when we know the exact date, whereas we use 'in' to mention a time duration.

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We use in with years. For example: I went on holiday in 2023. He was born in 1995. 'In' for decades and centuries. We also ...

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The preposition for month + year, both of which are not specific dates, is 'in' – so you say 'The WC final is in July 2018'.

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'in 2023' is used when we simply refer to a year in the future without emphasizing or viewing that year as an independent entity.

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The preposition "on" is used for specific dates and for days of the week, So you could say: "on January 12, 2000" or "on Monday.".

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This was a multiple choice question that came in my exam, is it FOR 2023 or IN 2023? I wrote FOR and lost 10 marks for it, can someone explain why am i wrong?

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The preposition "on" is used for specific dates and for days of the week, So you could say: "on January 12, 2000" or "on Monday.".

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If you're using just the month, use "in December". Example: We will be moving to a new house in December. For a specific date, use "on December" ...

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I have a question about when to use the preposition 'In' our 'On' related to dates. If I want to say a complete date with day, ...

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by MF January — When you're writing out a full date in the American style, you put a comma between the day and the year, so New Year's Day was January 1, 2023.

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